NGOẠI NGỮ 24H WWW.NGOAINGU24H.VN Câu điều kiện (P1) Type 0: Cấu trúc câu điều kiện loại dùng để diễn đạt thật tổng quan, kiện khoa học luôn xảy với điều kiện định If clause Main clause Simple present Simple present Câu mệnh lệnh If you heat ice, it turns into water If there is a shortage of any product, prices of that product go up If he comes, call me = call me if he comes Type 1: Câu điều kiện xảy tương lai If clause Main clause Simple present Simple future If he runs, he will het there on time The cat will scratch you if you pull her tail  Dạng đặc biệt/ biến thể If clause Main clause Use Simple May/might Khả present Can/may Must/should Cho phép Khuyên bảo Present continuous Present Perfect Example If the fog gets thicker, the plane may be diverted If you finish your homework, you can go out If you want to lose weight, you must eat less bread If you are looking for Peter, you will find him upstairs Simple future Nhấn mạnh hđ diễn Simple future Nhấn mạnh hành May/might động kết thúc/hoàn thành trước hhđ khác If you have finished, you may go out Type 2:Câu điều kiện thật If clause Simple Past (to be were) Main clause Would/could/should/may/might + Inf - Fact: I don’t have a map (HT) - If I had a map, I would lend it to you - If someone tried to blackmail me, I’d call the police - If I were you, I’d plant around the house (I’m not you) Đăng ký học: 0962 60 8801 – 04 6260 3948 Địa chỉ: Số 18 Trần Đại Nghĩa – Q Hai Bà Trưng – Hà nội = Were I you, I’d plant around the house = If I were in your shoes, I’d plant around the house - If I lived near my office, I’d be in time for work (I don’t live near my office) = If I were to live near my office, I’d be in time for work = Were he to live near his office, I’d be in time for work Type 3: Câu điều kiện thật khứ If clause Main clause Past perfect would / could / might/should + have + P.P Fact: He helped me (QK), I won the prize If he hadn’t helped me, I wouldn’t have won the prize If we had found him earlier, we might have saved him If I had worked harder last year, I could have passed the exam CHÚ Ý: Đảo ngữ câu ĐK3 If you had obeyed orders, the disaster wouldn’t have happened  Had you obeyed orders, the disaster wouldn’t have happened If he hadn’t helped me, I couldn’t pass the exam  Had he not helped me, I couldn’t pass the exam Câu ĐK trộn If clause Simple Past (II) Main clause would / could / might/should + have + P.P (III) Past Perfect (III) Would + inf (II) Example If I knew my mother was coming to see me, I’d have prepared more food If I had caught that plane last night, I would be dead now BÀI TẬP Choose the best option to complete each of the following sentences If I the bus this afternoon, I will get a taxi instead A miss B will miss C missed D had missed `We’ll have to go without John if he soon A won’t arrive B will arrive C arrives D doesn’t arrive If you your homework, I _ you watch TV A won’t do/ let B did/ won’t let C don’t do/ won’t let D won’t do/ don’t let If you _ this switch, the computer _ on A press/ comes B will press/ comes C press/ can come D have pressed/ will comes “Would you like some cake?”- “no thanks If I cake, I fat.” A ate/ will get B ate/ would get C would eat/could get D am eating/ will get Pam broke her arm in the accident It much worse if she hadn’t been wearing her seat belt A will be B would have been C was D were “My boss made me work overtime again.”_ “if I _ you, I _ my job.” A were/ would have quit B am/ will quit C was/ must quit D were/ would quit “I don’t know whether to take that job or not”- “ _ you, I _ it ” A if I had been/ would have taken B should I be/ will take TYPE THE DOCUMENT TITLE NGOẠI NGỮ 24H WWW.NGOAINGU24H.VN C if I were/would have taken D I were/ would take If you _ me about the bad service, we’d have eaten there A didn’t tell B wouldn’t have told C hadn’t told D had told 10 The teacher was absent today, so class was canceled If she _ absent again tomorrow, class tomorrow, too A is/ will cancel B is/ will be canceled C was/ would be canceled D was/ would cancel 11 If he me, I’ll be ready to help him A ask B will ask C asks D to ask 12 When winter comes, I a new coat A buying B buy C will buy D buys 13 What would Tom if he the truth? A would know B has know C knows D knew 14 If I you, I wouldn’t that A be B were C was D had been 15 If I had been absent from class yesterday, I the math test A would missed B would have missed C will miss D miss 16 If I _ a millionaire, I a Civic Honda A am/ will buy B was/ would buy C was/ would have bought D were/ would buy 17 “ Here is my phone number”- “thanks, I _ you a call if I _ some help.” A will give/ will need B would give/ needed C will give/ need D give/ need 18 If I _ wings, I _ take an airplane to fly home A have/ won’t have to B had/ wouldn’t have to C have/ will have to D had/ didn’t have to 19 I think you should stop smoking A if I am you, I will stop smoking B if I were you, I will stop smoking C if I were you, I would stop smoking D if I had been you, I would stop smoking 20 We did not visit the museum because we had no time A If we have time, we will visit the museum B If we had time, we would visit the museum C If we had had time, we would have visited the museum D If we had had time, we will visit the museum 21 You work harder, you will be sacked A Whether B If C However D Unless 22 Unless you _ quiet, I’ll scream A don’t keep B keep C kept D didn’t keep 23 I won’t wake unless I the alarm A don’t hear B heard C hear D didn’t hear 24 , he would have been able to pass the exam A If he studied more B If he were studying more C studying more D If he had studied more 25 If I had had some more money, I _ that book A Would buy B will buy C would have bought D all are correct 26 if I take a map A I will get lost B I will not get lost C I would get lost D I would not get lost 27 If cauliflowers from extreme temperatures, the heads get discolored A will not be protected B are not protected Đăng ký học: 0962 60 8801 – 04 6260 3948 Địa chỉ: Số 18 Trần Đại Nghĩa – Q Hai Bà Trưng – Hà nội C were not protected D are not being protected 28 I have time, I will go with you, A If B Unless C So D So that 29 If you had told me that this was going to happen, I _ it A would never have believed B don’t believe C hadn’t believed D can’t believe 30 If Jake _ to go on the trip, would you have gone? A doesn’t agree B didn’t agree C hadn’t agreed D wouldn’t agree 31 If I _ as young as you are, I _ in a boat round the world A were- would sail B would be – would sail C were- will sail D would- would sail 32 _he _ hard last year, he would have lost the first prize A Hadn’t – studied B Had- studied C Didn’t study D If – had studied 33 We _ the game if we’d had a few more minutes A might have won B won C had won D will win 34 I _ William with me if I had known you and he didn’t get along with each other A hadn’t brought B didn’t bring C wouldn’t have brought D won’t bring 35 _ interested in that subject, I would try to learn more about it A Were I B Should I C I was D If I am 36 I _ you sooner had someone told me you were in the hospital A would have visited B visited C had visited D visit 37 Do you think there would be less conflict in the world if all people _ the same language? A spoke B speak C had spoken D will speak 38 resigned, we would have been force to sack him A Had he not B Hadn’t he C He had not D He not had 39 , he would have been able to pass the exam A If he studied more B If he were studying more C studying more D had he studied more 40 Had I had some more money, I _ that book A Would buy B will buy C would have bought D all are correct KEY A/2 C/3 C/4 C/5 A/6 B/7 D/8 D/9 D/10 B/11 C/12 C/13 D14 B/15 B/16 D/17 C/18 B /19 C/20 C/21 D/22 B/23 C/24 D/25 C/26 B/27 B/28 A/29 A/30 C/31 A/32 A/33 A/34 C 35 A/36 A/37 A/38 A/39 D/40 C TYPE THE DOCUMENT TITLE