English 6 - Revision of the second semester ĐỀ CƯƠNG ÔN TẬP HỌC KÌ II MÔN: TIẾNG ANH 6 A. Từ vựng: (từ Unit 9 đến Unit 16). - Về trái cây - Về màu sắc - Về thức uống - Về thực phẩm, thức ăn - Về thể thao - Về địa danh - Về mùa - Về thời tiết B. Ngữ pháp: I. THÌ HIỆN TẠI ĐƠN: (Simple present tense) * Diễn tả một hành động, sự việc xảy ra một cách thường xuyên và đều đặn. * Nói đến một chân lí, một việc ở bất kì thời điểm nào cũng đúng. 1. Cách chia động từ “to be” Chủ ngữ (S) Khẳng định Phủ định Nghi vấn He, She, It, singular noun is is not = isn’t Is + S + …? - Yes, S + is - No, S + isn't I I am = I’m I am not = I’m not Are + you + ? - Yes, I am - No, I’m not You, We, They, plural noun are are not = aren’t Are + S + ? - Yes, we/they+ are - No, we/ they+ aren’t 2. Cách chia động từ thường: (ordinary verbs) Chủ từ(S) Khằng định Phủ định Nghi vấn I, we, you, they, plural noun S + V- infinitive + …. S + don’t + V- infinitive + … Do + you/ they + V-infinitive + …? - Yes, S + do - No, S + don’t He, she, it, singular noun (động từ thêm “es” khi có tận cùng là O, CH, S, X, SH, SS, Z) S + V-s/es + … S + doesn’t + V- infinitive + … Does +S + V- infinitive + …? - Yes, S + does - No, S + doesn’t * Dấu hiệu nhận biết: always, usually, often, sometimes, rarely, seldom, never; every (day, week, month, morning, …): mỗi (ngày, tuần, tháng, buổi sáng); in the morning/afternoon/evening, … II. THÌ HIỆN TẠI TIẾP DIỄN: (Present Progressive tense) * Diễn tả một hành động, sự việc đang xảy ra tại thời điểm nói (hiện tại). Chủ từ (S) Khẳng định Phủ định Nghi vấn He, She, It, singular noun + is + V-ing + … + isn’t + V-ing + … Is + S + V-ing + …? - Yes, S + is - No, S + isn't I + am + V-ing + … am not + V-ing + … - Are + you + V-ing + …? Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School 1 English 6 - Revision of the second semester - Yes, I am - No, I’m not You, We, They, Plural noun + are + V-ing + … aren’t + V-ing + … Are+ S +V-ing ? - Yes, S+ are - No, S+ aren’t * L ưu ý : + Những động từ tận cùng là chữ “e” thì ta phải bỏ “e” rồi mới thêm “ing” + Động từ có một âm tiết, nếu tần cùng là một phụ âm, trước nó là một nguyên âm thì ta phải gấp đôi phụ âm cuối rồi mới thêm “ing”. * Dấu hiệu nhận biết: Now, at the present, at the moment, at this time, today, look!, listen! III. Thì tương lai gần: “To be going to + V-bare infinitive”: sắp, sẽ, dự định - S + to be (am/is/are) going to + V-bare infinitive - Wh_ questions + to be (am/is/are) + S + going to + V-bare infinitive ? Ví dụ: I am going to go to the movies on the weekend. Chú ý: V -bare infinitive: Gọi là động từ nguyên mẫu không "to" * Cách dùng: Nói lên dự định, một kế hoạch, hay một hành động sắp xảy ra trong tương lai gần nhất. * Các trạng từ đi kèm: Tonight, tomorrow, on the weekend, next week, next Sunday, …. IV. Trạng từ tần suất: Always, usually, often, sometimes, rarely, seldom, never. * Cách dùng: Diễn đạt mức độ đều đặn hoặc thường xuyên của hành động. * Vị trí trong câu: Đứng trước động từ thường (play, listen, go, watch,…… ) và đứng sau động từ to be (am/is/are). Ví dụ: I often go fishing in the spring. It is usually cold in the winter. V. Đưa ra lời đề nghị, gợi ý: Để đưa ra lời đề nghị hay một lời gợi ý, ta dùng 1 trong 3 cấu trúc sau: 1. Dùng câu mệnh lệnh “Let’s….” (chúng ta hãy….) Let’s = Let us. Let’s + V-bare infinitive Ví dụ: Let’s listen to music. 2. Dùng câu hỏi với “What about …… ?” (…. Thì sao?/ nhé?) How about/What about + V_ing… ? Ví dụ: What about listening to music? 3. Dùng câu hỏi với “Why don’t we/you… ?” (tại sao không…?) Why don’t we/you + V-bare infinitive? Ví dụ: Why don’t we listen to music? VI. Câu hỏi “How often ……….?” hỏi mức độ thường xuyên của hành động như thế nào. How often + do/does + S + V-infinitive …? Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School 2 English 6 - Revision of the second semester => S + Adverb of frequency + V-(s/es) + …. Ví dụ: How often do you play badminton? I never play badminton. VII. Câu hỏi “What colors…… ?” ( màu gì): hỏi về màu sắc. What colors + to be + S? => S + to be + color Ví dụ: What colors is your hair? It is black. VIII. Câu hỏi “Which sports …… ?” (thể thao nào): hỏi về hoạt động thể thao. Ví dụ: Which sports do you play? I skip. IX. Câu hỏi “What weather … ?/ What is the weather like….?”: hỏi về thời tiết. Ví dụ: What weather do you like? I like cold weather. X. Câu hỏi “How much is it?” (giá bao nhiêu): hỏi về giá tiền Ví dụ: How much is a glass of orange juice? It is 3,000 dong. XI. Câu hỏi “How many…/How much…. + do/does+ S + V-infinitive?” (bao nhiêu): hỏi về số lượng. - How many + danh từ đếm được số nhiều (eggs, oranges, apples,…) - How much + danh từ không đếm được (water, rice, meat, coffee,…) Ví dụ: How many eggs do you want? I want a dozen eggs. XII. Quantifiers: Some and Any XIII. Partitives: a box of …; a can of …; a tube of ; a bottle of …; a bar of …, etc. XIV. Grammar notes: Unit 14 1/ Where + to be + S + from? (Bạn đến từ đâu?) S + to be + from + tên quốc gia. 2/ Which language + do/does + S + speak? S + speak/speaks + tên ngôn ngữ XV. So sánh hơn/ so sánh nhất. 1. Comparatives: So sánh hơn. Ex: PETRONAS Twin Tower is taller than Sears Towers. Form: S1 + to be + short adj + er + than + S2 2. Superlatives: So sánh nhất Ex: The Great Wall of China is the longest structure in the world. Form: S + to be + the + short adj + est XVI. Imperative: Câu mệnh lệnh 1. Affirmative imperative: Câu mệnh lệnh khẳng định (dung để sai bảo, ra lệnh hoặc yêu cầu ai làm gì) *Form: V-infinitive + Object +, (please). Ex: Sit down, please. Listen to me. Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School 3 English 6 - Revision of the second semester 2. Negative imperative: Câu mệnh lệnh phủ định (Dùng để ngăn cản ai hoặc ra lệnh ai đừng làm điều gì) *Form: Don’t + V-infinitive + object +, (please). Ex: Don’t walk on the grass, please. Don’t talk in class. XVII. Modal verbs: 1. a lot of/ lots of có nghĩa là nhiều, đứng trước danh từ đếm được hoặc không đếm được. Ex: My country has a lot of mountains. My country has lots of beaches. My country has a lot of rain. 2. a few/a little: có nghĩa là một ít * “a few” đứng trước danh từ đếm được. Ex: a few cars, a few rulers, a few books, … * “a little” đứng trước danh từ không đếm được. Ex: a little money, a little sugar, a little coffee, … Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School Ex: You can park here. You can’t go into that street. 1. S + can / can’t + V -bare infinitive + adv / O => Modal Verbs: can /can’t dùng chỉ khả năng có thể hoặc không thể làm gì (can not = can’t ) Ex: You must stop. You must not go straight ahead. => Modal Verbs: must (phải) / mustn’t (không được) Bắt buộc, hay nghiêm cấm làm một điều gì 3. *S + should + v-bare infinitive + … (Dùng để diễn tả lời khuyên) Ex: You should study harder. You shouldn’t stay up late. (should not = shouldn’t) *Wh-word + S + should + v-bare infinitive + … (Dùng để hỏi ý kiến hay xin lời khuyên. Ex: Should I leave now? What should I say to her. XVIII. Indefinite quantifiers: (Từ chỉ số lượng không xác định) A few, a little, a lot of/lots of. 2. S + must / must not + V -bare infinitive + adv/O 4 English 6 - Revision of the second semester EXERCISES: Question 1: Pronunciation (Chọn từ gạch chân có cách phát âm khác so với các từ còn lại) 1. A. twice B. swim C. skip D. picnic 2. A. bottle B. job C. movie D. chocolate 3. A. intersection B. eraser C. bookstore D. history 4. A. chair B. school C. couch D. children 5. A. Sunday B. full C. uncle D. much 6. A. often B. stay C. citadel D. after 7. A. badminton B. spring C. swim D. tonight 8. A. watch B. now C. week D. with Syllables (Chọn từ có trọng âm khác so với các từ còn lại) 1. A. bananas B.potatoes C. lemonade D. tomatoes 2. A. bananas B. apartment C. tomatoes D. badminton 3. A. behind B. mountain C. water D. orange 4. A. children B. music C. between D. hotel 5. A. telephone B. engineer C. literature D. stadium 6. A. timetable B. volleyball C. motorbike D. accident Question 2. Choose the best answer. 1.There …………… a book and five notebooks on the table. A- is B- are C- am D- do 2. We usually use hour to play sports. A- a B- an C- the D- some 3. Miss Lan has ……………… . A- black round eyes B- eyes round black C- round black eyes D- eyes black round 4.My brother usually …………… soccer when it is cold. A- play B- playing C -to play D- plays 5. My father always goes to work ……………. his car. A- by B- on C- in D- at 6. Are there …………… apples in the fridge? A- some B- any C- an D- the 7. Thu and Nga help ……………… mother after school. A- she B- they C- their D- her 8. You can ……………… vegetarian meals in a lot of restaurants now. A- get B- getting C- gets D- to get 9. He usually goes . . . . . . . . . . in the summer. A. swim B. swimming C. swims D. to swim 10. They . . . . . . . . now. A. are having B. has C. have D. having 11. What’s the . . . . . . . . . . . . like in the fall? A. seasons B. weather C. sport D. free time 12. It’s . . . . . . . . in the summer. A. cold B. cool C. hot D. warm 13. Which sports do you . . . . . . . . . . . . . . .? A. play B. have C. do D. read 14. What about . . . . . . . . . . . . . . by bike? Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School 5 English 6 - Revision of the second semester A. go. B. goes C. to go D. going 15. Hoa and Mai . . . . . . . . . . . . . . their teacher tomorrow. A. sees B. see C. is going to see D. are going to see 17. Now, I am volleyball. A. play B. playing C. plays D. to play 18. How do you go fishing? A. many B. much C. often D. are 19. What are you going tomorrow. A. do B. doing C. to do D. does 20. Let’s a picnic A. having B. have C. to have D. has 21. Lan: Are you hungry? Nga: A. Yes, I am. B. No, I am. C. Yes, I do. D. No, I don’t. 22. He is Yoko. He is from Japan. He is A. Vietnamese B. Chinese C. Japanese D. Australian Question 3: READING There are 4 seasons in a year in our country. They are spring, summer, fall and winter. In the spring, the weather is usually warm. Sometimes it’s cold, but not very cold. There are many flowers in this season. After the spring, it’s the summer. In the summer, the days are long and the nights are short. We often go on vacation in the summer. Fall is the nice season. The weather is often cool. In the winter, it’s usually very cold. The days are short and the nights are long. We always wear warm clothes in the winter. A. Decide these statements are T (True) or F (false) 1. In the spring, the weather is very cold. 2 There are a lot of flowers in the winter 3 After the spring, it’s the winter. 4 It’s cool in the fall. 5 The days are long in the summer. 6 We wear warm clothes in the winter. B . Answer the questions 1/ Which season is after the spring? 2/ Is it cold in the winter? Question IV: Write the correct form of the verbs in brackets My sister and I go to school in the morning and (1- come) ………… home in the afternoon. Our mother (2- go) ………… to the market at half past seven. She (3- get) ………… food for the family. Our father goes home at six everyday. He (4- watch) ………… television in the evening. Today (5- be) ………… Sunday, we are at home and we (6 - clean) ………… our house . We (7- work) ………… and talking at the moment. We (8- feel) ………… very happy. Question V: READING: Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School 6 English 6 - Revision of the second semester My uncle Terry Miller lives in London. He teaches math at a school in London. He goes to work every working day. He has two days off a week: Saturday and Sunday. He has a bike but he never cycles to work because it is far from his house to his school. The school starts at 8.00 a.m and finishes at 4.00 p.m. After work, he usually plays tennis or goes swimming in the swimming pool. He comes back home at 7.00 and has dinner. After dinner, he is always busy marking his students’ papers. Sometimes he watches T.V. He never plays soccer, but he likes watching soccer matches on T.V. He feels happy with his job. Answer the questions: 1. Where does Terry Miller live? 2. What does he do? ……………………………… ……………………………… 3. Why does he never cycle to work? …………………… 4. What time does the school start? ………………………………………………… 5. What does he usually do after work?… 6. What time does he come back home? …………………………………………… 7. Does he always play soccer?… 8. How many days does he work a week? …………….…………………………… Question VI. Rewrite the following sentences 1. Apple juice is her favorite drink. =>She …………………….……………… 2. How many oranges do you want? => How many oranges would ……… ……? 3. How much is a bowl of noodles? => How much does ………….……… ? 4. There are many students in our class. => Our class 5. Why don’t we sing an English song? =>What about …………… ………… ? 6. My sister cycles to the supermarket. => My sister goes ………… …………… Question VII: Rearrange these sentences into a complete dialogue (Sắp xếp các câu sau thành bài hội thoại hoàn chỉnh) 1. Yes, I like it very much. 2. Do you play soccer? 3. What is the weather like in your country in the summer? 4. Yes, I usually play with my friends. 5. So what do you do when it’s hot? 6. It’s very hot. 7. I often go swimming. 8. Do you like hot weather? Answer: A: ……………………………………… B: ……………………………………… A: ……………………………………… B: ……………………………………… A: ……………………………………… B: ……………………………………… A: ……………………………………… B: ……………………………………… Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School 7 English 6 - Revision of the second semester Question 7: Match the questions with the answers. Then write down in the box: A B 1. What color is her hair? a. I am hungry. 2. What would you like? b. It is black. 3. How do you feel? c. I want two kilos 4. How many oranges do you want? d. I’d like some noodles * Matching A B 1. Which sports do you play? 2. What weather does she like? 3. How often do you read? 4. What is she doing? 5. How do you go to school? 6. Is it cold in the winter? 7. What do you do when it’s hot? 8. Why don’t we go to the beach? 9. Does your father play badminton? 10. What are you going to do this summer vacation? a. I go swimming b. She is cooking dinner c. She likes warm weather d. Good idea e. No, he doesn’t f. I play table tennis g. I’m going to visit Ha Long Bay h. Yes, it is i. Three times a week j. I walk to school Answer key: 1……2……3……4……5……6……7……8……9……10…… Question 8: * Choose the best answer Dear Sir, I (1 …………… ) Alexandria with my brother (2) ……….October 21 st to 23 rd . Do you (3) ……… … a double room with a shower for these dates? How (4 ) ……… …….is the room? We would like a room facing (5)…….………, if it is possible. Is there a restaurant in the hotel? We(6)….…… … meat but we ( 7) ……….…….all other kinds of food. We (8) …….………arriving in Alexandria (9)……….…… about 6 o’clock on Friday evening. We plan to leave the hotel (10 …) Sunday morning. I look forward to hearing from you soon. Your faithfully, Peter 1. A- am visiting B- visit C- visited D- visits 2. A- from B- between C- for D- at 3. A- has B- have C- having D- to have 4. A- many B- long C- much D- far 5. A- sea B- a sea C- some sea D- the sea Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School 1…………… 2. ………………. 3. …………… 4. …………… 8 English 6 - Revision of the second semester 6. A- not eat B- don’t eat C- aren’t eating D- not eating 7. A- are like B- liking C- like D- am liking 8. A- am B- is C- are D- have 9. A- on B- in C- to D- at 10. A- in B- on C- at D- to Question 9: Fill in the blanks with the suitable words given in the box 1. Nam isn’t short. He is 2. Ba isn’t thin. He is 3. Hoa’s hair isn’t long. Her hair is 4. Nhan isn’t hungry. He is Question 10: Put a , an , some , any into the blanks 1. A: Do you have bananas? B: No, I don’t have bananas, but I have oranges. 2. I’d like apple, please. 3. I’d like can of soda and bar of soap, please. Question 11: Use the words to make sentences: 1/ There/meat/rice …………………………………………………………………………………. 2/ Miss Nga/tall/thin …………………………………………………………………………………. 3/ I/like/orange juice …………………………………………………………………………………. 4/ How/rice/you/want? …………………………………………………………………………………. 5/ Minh/go walking/ mountains …………………………………………………………………………………. 6/ What/weather/summer? ………………….…. …………………………………………………………. 7/ Why/we/go/Huong pagoda? …………………………………………………………………………………. 8/ Minh/going to/ have/picnic . …………………………………………………………………………………. Question 11: WRITING: a/Complete the letter. Dear Lan, I/ sitting/ beach of Nha Trang. It/ very hot/ summer. I / drinking/ cold lemonade. I/ here/ Tam/ and/ family. Tam’s parents/ cooking dinner. Tam/ swimming/ and/ brothers/ playing soccer/ beach. Best wishes, Phong Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School 9 fat tall short full English 6 - Revision of the second semester ………………………………………………………………………………………. ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………………………………………………………………………………… ………………………… ………… b/ Writing. What are you going to do on the weekend? Answer about you begin with: On Saturday morning, I am going to On Saturday afternoon, I am going to On Saturday evening, I am going to On Sunday morning, On Sunday afternoon, Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School 10 [...]...English 6 - Revision of the second semester KIỂM TRA HỌC KỲ II, MÔN TIẾNG ANH 6 NĂM HỌC 20 12 - 20 13 -I Chọn từ gạch chân có cách phát âm khác so với các từ còn lại (1 đ) 1 a twice b swim c skip d picnic 2 a bottle b job c movie d chocolate 3 a intersection b eraser c bookstore d history 4 a chair b school c couch d children II Chọn từ hoặc cụm từ đúng nhất (2, 5 đ) 1 She... The………………………………………………………………………… 2 What is the price of these apples? How much …………………………….? hết ĐÁP ÁN ĐỀ SỐ 4 I 1 –b 2 c 3 –c 4 –c 5–b II 1 – c 2 c Teacher: Nguyen Thanh Hau 6 –b 7–b 8–b 9–b 10 – b Tran Hung Dao Secondary School 22 English 6 - Revision of the second semester 3–a 4–c 5–a 6 a III 1 The living-room has two armchairs, a couch and a table 2 How much are these apples?... ÁN I Mỗi câu đúng 0 ,25 đ 1.a; 2. c; 3.b; 4.b II Mỗi câu đúng 0 ,25 đ 1 c; 2 a; 3 b; 4 c; 5 b; 6 c; 7 b; 8 b; 9 c; 10 c III Mỗi câu đúng 0 ,25 đ 1 b; 2 c; 3 d; 4 a IV Mỗi câu đúng 0 ,25 đ 1 … visit …………… 2 ……… Jog ……… 3 ……… doesn’t want ………………… 4 …………… is driving ………………… V Mỗi câu đúng 0,5 đ 1 T; 2 F; 3 F; 4 F; 5 T VI Mỗi câu đúng 0,5 đ 1 What would you like for breakfast? 2 I would like some bread and... ========================================================== Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School 23 English 6 - Revision of the second semester ĐỀ 5 KIỂM TRA HỌC KỲ II, MÔN ANH VĂN, LỚP 6 -I/ Phần trắc nghiệm: Khoanh tròn A,B,C hoặc D để chọn đáp án đúng trong các câu sau (3đ) 1 I’d like some rice I’m A hungry B thirsty C full D thin 2 Would you like tomato juice? A a B an C some... Answers: 1 Tan wants a sandwich and a glass of lemon juice 2 She is in a canteen ========================================================== ĐỀ 2 KIỂM TRA HỌC KỲ II, MÔN ANH VĂN, LỚP 6 -I) Phần trắc nghiệm: Hãy chọn a,b,c để được đáp án đúng nhất trong những câu sau:(6ps) 1) Shoulders are of the body a) on b) in c) parts 2) What would you to drink? _ An orange juice, please... Mexico city is the biggest city in the world III) Mỗi câu đúng được 0.5đ: CÂU TRẢ LỜI 1 b 2 c 3 a 4 d ========================================================== ĐỀ 3 KIỂM TRA HỌC KỲ II, MÔN ANH VĂN, LỚP 6 -I.Chọn câu trả lời đúng nhất (2. 5) 1 How Lan fell? a do b does c is d are 2 What you like? I’d like some noodles a will b would c do d are 3 is he doing? He’s listening... Lien 3 Going fishing Lan and Mai 4 Go to the movie 5 play video games 6 read books hết ĐÁP ÁN ĐỀ SỐ 3 I, chọn đúng 1 từ : (0 .25 ) 1b 2b 3c 4a 5c 6a 7b 8c 9b 10c II, điền đúng 1 từ : (0.5) 1 weekend 2 Mountain 3 Wear 4 Clothes 5 Camping 6 Overnight III,Sắp xếp đúng 1 câu: (0.5) 5 What would you like for breakfast? 6 I would like some bread and some milk 7 What is the weather like... đúng 1 hoạt động : (0.5) Tan -6 Minh and Nam-5 lien-1 Lan and Mai -2 Tape script: Tan reads Minh and Nam play video games Lien watches TV Lan and Mai listen to music ========================================================== ĐỀ 4 KIỂM TRA HỌC KỲ II, MÔN ANH VĂN, LỚP 6 -I> CHỌN ĐÁP ÁN ĐÚNG (5đ) : 1 Miss Hoa has ………… Lips a long b full c short d round 2 I feel tired so I’d like... => How much rice does Nga want? 3 would/like/what/you/eat/to/? => What would you like to eat? - The end - MỘT SỐ ĐỀ THAM KHẢO ĐỀ 1 KIỂM TRA HỌC KỲ II, MÔN ANH VĂN, LỚP 6 -I/ Chọn từ hoặc cụm từ đúng nhất (6 ) 1 She … long heir a have b does c has d do 2 What … is your car? a color b this c that d the 3 How … milk do you need? a many b much c little d far 4 Mary … to... free time? d) Yes, he does hết ĐÁP ÁN ĐỀ SỐ 2 I)Phần trắc nghiệm:(Mỗi câu đúng được 0 ,6 ): CÂU 1 2 3 4 5 6 7 8 TRẢ c b a c c a b b LỜI II) Mỗi câu đúng được 0.5đ: Teacher: Nguyen Thanh Hau 9 a 10 c Tran Hung Dao Secondary School 19 English 6 - Revision of the second semester 1) My favorite drink is orange juice 2) How often does she listen to music? 3) I often go fishing on . English 6 - Revision of the second semester ĐỀ CƯƠNG ÔN TẬP HỌC KÌ II MÔN: TIẾNG ANH 6 A. Từ vựng: (từ Unit 9 đến Unit 16) . - Về trái cây - Về màu sắc - Về thức. afternoon, Teacher: Nguyen Thanh Hau Tran Hung Dao Secondary School 10 English 6 - Revision of the second semester KIỂM TRA HỌC KỲ II, MÔN TIẾNG ANH 6 NĂM HỌC 20 12 - 20 13 I. Chọn từ gạch chân. Nguyen Thanh Hau Tran Hung Dao Secondary School 12 English 6 - Revision of the second semester ĐÁP ÁN I. Mỗi câu đúng 0 ,25 đ 1.a; 2. c; 3.b; 4.b II. Mỗi câu đúng 0 ,25 đ 1. c; 2. a; 3. b;