đề thi trắc nghiệm anh văn lớp 6 có hướng dẫn giải chi tiết

... Phát biểu sau đúng? A Hạt nhân nguyên tử đợc cấu tạo từ prôton B Hạt nhân nguyên tử đợc cấu tạo từ nơtron C Hạt nhân nguyên tử đợc cấu tạo từ prôton nơtron D Hạt nhân nguyên tử đợc cấu tạo từ prôton, ... tợng hạt nhân nguyên tử phát tia , , C Phóng xạ tợng hạt nhân nguyên tử phát tia không nhìn thấy biến đổi thành hạt nhân khác D Phóng xạ tợng hạt nhân nguyên tử nặng bị phá vỡ thành hạt nhân ... sau đúng? A Đồng vị nguyên tử mà hạt nhân chúng có số khối A B Đồng vị nguyên tử mà hạt nhân chúng có số prôton nhau, số nơtron khác C Đồng vị nguyên tử mà hạt nhân chúng có số nơtron nhau, số...

... 10.B 20.B 30.C 40.A 50.A Lời giải chi tiết Luyện đề đại học ­ Vật lý ­ Đề 3 bài 1; Ta có:   Từ đồ thị ta có u từ vị trí biên âm thì i từ vị trí 0 đi lên như vậy ta có u và i lệch pha nhau một góc là  ... Câu 29 [115022]Một con lắc đơn có chi u dài l = 1 m, vật có khối lượng m = 100√3 g tích điện q = 10­5 C Treo con lắc trong điện trường đều có phương vuông góc với gia tốc trọng trường và có độ lớn E = 105 V/m Kéo vật theo chi u điện trường sao cho góc tạo bởi dây treo và vecto g bằng 60º rồi thả nhẹ để vật dao động ... 50.A Giải Chi Tiết Luyện đề đại học ­ Vật lý ­ Đề 2 bài 1; Vận tốc cực đại là  Dùng hình học trên hệ tọa đọ xOy : Vẽ  hợp với Ox 1 góc  Vẽ  hợp với Ox một góc  Tổng hợp dao động được dao động OA (hình bình hành ...

... chopsticks 5 F ĐỀ THI HỌC KỲ NĂM HỌC 20 15 - 2016 Môn: Tiếng Anh - Let’s Learn English - Book (Lớp 5) Thời gian làm bài: 40 phút Họ tên: Lớp: I Circle the odd one out (Khoanh tròn ... 2014-20 15 MÔN : TIẾNG ANH- LỚP Chữ kí giám thị Trường tiểu học: Số phách Lớp: Họ tên: Số báo danh: BÀI KIỂM TRA CUỐI NĂM- NĂM HỌC 2014-20 15 MÔN TIẾNG ANH LỚP Điểm ... ……………………………………………… ĐÁP ÁN ĐỀ THI HỌC KỲ MÔN TIẾNG ANH LỚP Bài 1: Khoanh tròn từ không nhóm (2 ,5 ) C yesterday A ball D exercise B shoes A one Bài 2: Hoàn thành hội thoại sau với từ cho sẵn (2 ,5 ) play favorite...

... http://facebook.com/ThiThuDaiHoc www.MATHVN.com www.DeThiThuDaiHoc.com TRƯỜNG THPT MINH KHAI TỔ HOÁ HỌC (Đề thi có 05 trang) ĐỀ THI THỬ ĐẠI HỌC LẦN NĂM 2014 Môn thi: Hoá học Thời gian làm bài: ... K = 39; Ca = 40; Cr = 52; Mn = 55; Fe = 56; Cu = 64; Zn = 65; Br = 80; Ag = 108; Ba = 137 HƯỚNG DẪN GIẢI VÀ ĐÁP ÁN PHẦN CHUNG CHO TẤT CẢ CÁC THÍ SINH (40 câu, từ câu đến câu 40) Câu 1: Cho m(g) ... giản) A B 10 C 12 D 14 050: Dẫn luồng khí CO dư qua ống sứ đựng m gam Fe3O4 CuO nung nóng đến phản ứng hoàn toàn thu 2,32 gam hỗn hợp kim loại Khí thoát khỏi bình dẫn qua dung dịch nước vôi dư...

... similar to the root one 36 You needn't type this letter now A This letter needn't be typed now B This letter now needn't type C This letter needn't to be typed now D This needn't be typed letter ... feel hunger and thirst, warmth and cold Though it may be possible for us to travel (34) the world and see the things happening today, it is not possible for us to see the things that happened ... the most remote regions of the world today, but also into the world in which our ancestors lived 26 A improve B set C accelerate D move 27 A Through B By C On D At 28 A whose B in which C that D...

... spite of 25 When we got home, dinner , so we had a drink first A was preparing B had been prepared C was being prepared D was prepared 26 Since 1980, scientists in the world a lot of things ... AIDS A have done B are doing C did D had done 27 Linda her identity card again This is the second time this A lost/ happened B has lost/ has happened C has lost/ happened D lost/ has ... Let’s have this letter by express mail A sends B send C being sent D sent 33 “Can I help you?” _ “ _” A No, thanks I’m just looking B No, I’m seeing C Yes, I’m watching D Yes, I’m thinking...

... arrived 27 Kenvin: “Let’s go to the movie now” - Lan: “ Oh! _” A I don’t B I need it C Why’s that D It’s a good idea 28 Nam: “ Whose book is this?” - Mai: “ _” A No, It’s over there B It’s ... 24 Tommy left high school _ the age _ seventeen A at / of B in / for C on / with D of / in 25 Maria: “Thanks for the lovely evening” - Diana:” _” A No, it’s ... students Students can often use type-writers, tape recorders, video machines, and computers at libraries and learning centres They can buy books, notebooks, and other things at campus stores They can...

... students are not well-prepared for their future jobs A Vietnamese students are said not to be well-prepared for their future jobs B Vietnamese students are said to be not well-prepared for their ... for their future jobs C Vietnamese students say not to be well-prepared for their future jobs D Vietnamese students say to be not well-prepared for their future jobs 33 "Why don't you ask the teacher ... are big so that they are more comfortable ( 45) _, sailboats can travel into the ocean, but this would be very dangerous in a speedboat You can only use speedboats on rivers or lakes 41 A...

... Cars work? The photo-voltaic cells absorb photons from sunlight This action generates heat, which the cells then convert into electrical energy and stores in an on-board battery This process of conversion ... continued to 45 Many people think Steve stole the money A It was not Steve who stole the money Page THE SECOND SEMESTER B Steve is thought to have stolen the money C Many people think the money is stolen ... often think of your image? How important is image? Obviously film stars have to look right for the part, but what about other people in _ (36) public eye? For example, politicians have to think...

... threeyear programs, or a three-year and a four-year program Schools at this level·are known as Middle School or Junior High School and High or Senior High School Completion of this stage is called Twelfth ... must _ A have at least 12 years of secondary schooling B get a high school diploma C complete a senior high school without its certificate D complete two four- year programs at secondary ... all the requirements of the job you are (36) for That is (37) it is essential to be well-prepared for the job interview Preparing means knowing about the industry, the employer, and yourself...

... Carphathia, rescued the survivors-less than a third of those orginally abroad The infamous Titanic enjoyed only two days of sailing glory on its first voyage in 1 912 before plunging into 12, 000 ... afloat in 1 912 C Only a third of those aboard died D The Carpathia rescued the survivors 31 Which of the following did not contribute to the large number of casualities? A speed B Carpathia C panic ... the British built the Titanic It was so superior to anything else on the seas that it was dubbed “unsinkable” The owners were so sure of this that they provided lifeboats for only 950 of its possible...

... chance to stay on at this garage a They gave a chance him to stay on at this garage b They gave him to a chance to stay on at this garage c Someone gave him a chance to stay on at this garage d A ... above all, give them desirable (34) _ of the worker But they soon realize (35) _ they are ill-prepared for employment They know little about their future work and have no idea of the tasks ... school students who can continue (29) _ their studies in colleges or universities, (30) _ school-leavers experience their (31) _ from school to work with a feeling of hope and worry As for them,...

... 46 She owns all this land now a All this land belongs to hers b All this land belongs to her land c All this land belongs to her own d All this land belongs to her 47 I’ll finish this job and then ... as soon I’ll finish this job b I’ll phone you back as soon I finished this job c I’ll phone you back as soon I finish this job d I’ll phone you back as soon I’m finished this job 48 Children ... Though 39 a to b in c into d of IV-Read the passage and choose the best answer : Dear Sir, wish to apply for the post of clerk in the World Tours Travel Company I am18 years old and attended Greenhill...

... sixty-seven years after the first awards (35) obel’s original legacy of nine million dollars was invested, and the interest on this sum is used for the awards which (36) _ from 30,000 to 125 ,000 ... cross on the letter next to the word that best fits each space fter inventing dynamite, Swedish-born Alfred Nobel became a very rich man However, he foresaw its universally destructive powers ... presented from 1940 to 1942 at the beginning of World War II Some people have won two prizes, but this is rare; others have (40) _ their prizes 31 a remembered b reminded c enlisted d enjoyed...