bài tập biến đổi câu tiếng anh lớp 7 có đáp án

Ngày tải lên: 05/07/2015, 22:57

Ngày tải lên: 18/07/2015, 21:30

Ngày tải lên: 17/08/2015, 20:18

... thấy APQ tam giác cân đỉnh A Có AP = AQ = AD PAQ = 2BAC không đổi nên cạnh đáy PQ đạt giá trị lớn AP AQ lớn hay AD lớn D đầu đờng kính kẻ từ A đờng tròn tâm O Bài3 : Cho đờng tròn tâm O đờng ... trung điểm MN C b) Kẻ MK // AC ta có : INC = IMK (g.c.g) => CN = MK = MD (vì MKD vuông cân) I Vậy AM+AN=AM+CN+CA=AM+MD+CA K => AM = AN = AD + AC không đổi O c) Ta có IA = IB = IM = IN B A Vậy đờng ... EC 2ED < AD +AE +DB + EC hay 2DE < AB + AC = 2R DE < R Ta có DE > AD; DE > AE ; DE = DB + EC Bài 5: Từ điểm P nằm đờng tròn tâm O bán kính R, kẻ hai tiếp tuyến PA; PB Gọi H chân đờng vuông góc...

Ngày tải lên: 09/07/2014, 05:00

Ngày tải lên: 07/07/2015, 09:48

Ngày tải lên: 23/04/2015, 09:07

Ngày tải lên: 15/05/2015, 15:47

Ngày tải lên: 18/06/2015, 19:28

Ngày tải lên: 11/08/2015, 20:11

Ngày tải lên: 15/08/2015, 19:52

... It 76 )I can’t cook as well as my mother does My mother 77 )I don’t suppose you have change for a pound, you? Do you happen 78 )He failed to win ... 176 ) The flight to Moscow lasted three and a half hours It took 177 ) I work in a factory which has more tan a thousand employers There 178 ) Belinda ... interview I must have 276 ) We spent hours getting to London It 277 ) It isn’t necessary to shout You 278 ) When I arrived in Canberra, I wrote...

Ngày tải lên: 20/07/2013, 01:25

... …………………………………………………………………………………………… 26 You must plan your work carefully (Use passive form) …………………………………………………………………………………………… 27 I am very busy I can’t go with you If … …………………………………………………………… 28 Shall we go to the cinema ... …………………………………………………………… 36 I lose the key , so I cannot get into the house If …………………………………………………………… 37 “Do you know my brother?” Nam asked Nam asked 38 “How many teachers are there in ... We haven’t …………………… 46 Someone broke into John’s flat last week John  47 Please don’t turn on the radio I’d rather you ………………… ...

Ngày tải lên: 09/09/2013, 13:10

... Oxygen is necessary for life Water is necessary for life too (both … and…) Chanh is also absent-minded He left his book in class He also left his jacket in class (not only … ... of flood A flash flood is a kind of flood 7 Non-defining Relative Clauses Revision Definition Non-defining relative clauses are replaced ... a long distance from dreams to reality, aren’t those wishes the very beginning of our success? (7) …………………, games are worth spending time We can more or less benefit from games we play if we know...

Ngày tải lên: 19/09/2013, 01:10

Ngày tải lên: 08/11/2013, 19:11

... time => It………………………………………… 67 She hasn’t finished the letter yet.=> This letter…………………………………… 75 I have never eaten with knives and folks before => This is……………………………… 77 Ba is too young to see ... “I have visited this beauty spot many times” said my father.=> My father told me…………………… 47 People say that he is a famous singer => It …………………………………… 48 The police man does not run so fast ... was Tom.=> Both ………………………………………… �� 84 She left university years ago.=> It’s …………………………………………�� 1 07 Ba was arrested by the police.=> The police……………………………………�� 109 I hope to see you at Christmas.=>...

Ngày tải lên: 16/03/2014, 06:20

... 10 You can’t visit Moscow unless you get a visa  If you Sentence transformation 7B John smoked cigarettes when he was a young man  John used “Hand your books to me when ... in its tin  You don’t They thought that he was waiting for a message  He 7 He couldn’t drive his car because he has no driving license  If He found out the key ... 10 An up- to – date visa is necessary for Andorra  You’ll Sentence transformation 17B Joan eats very little so as not to put on weight  Joan eats very little because She rarely...

Ngày tải lên: 11/06/2014, 22:20

... colder 10 Taking the job will mean moving to London Key 2 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Jack denied cheating in the exam She stepped back without saying a word ... 5/ She persuaded me not to leave 6/ He greatly regretted not seeing Andrey on her trip to London 7/ The accident is thought to have been caused by human error 8/ He asked Elizabeth if she would ... It costs ––––––––––––––––– 16 You use it to take photos with -> It–s for ––––––––––––––––––––– 17 It–s been too foggy recently -> There–s –––––––––––––––––––––––––– 18 Since we had nothing else...

Ngày tải lên: 07/07/2014, 05:00

... can be a man or a woman 75 What / you / / I / call? What was you doing when I called? 76 Weather / be cold / we / not / swim If the weather is cild, we won’t go swimming 77 I/always/think/my university/be ... that my university is the best in my country 78 You / see / new / film / TV / last night? Did you see the new films on TV last night? LĐH_01 676 7.69694 79 Her mother / want / her / become / teacher ... along street 160 she / be / teacher since 1990 She has been a teacher sice 1990 LĐH_01 676 7.69694 LĐH_01 676 7.69694 ...

Ngày tải lên: 07/07/2014, 07:20

... 75 The boy said that he hadn’t stolen the money  The boy denied 76 She never talked to me again after I forgot her birthday  She stopped 77 We spent ... 176 “ If I were you, I wouldn’t drink so much”  He advised his friend 177 “ I won’t help you because you didn’t help me”  a Joan said  b Joan refused 178 ... their bag behind 67 I’ve got some stamps here Which is the you like? 68 Was there you knew at the meeting? 69 Goodbye, I’ll see you next week 70 Does else want to come? 71 Would you...

Ngày tải lên: 07/08/2014, 06:22

... football? C What time have you been playing football? D When have you been playing football? 1 37 …………………………….? They’re $100 A How much money are your jeans? B How much are your jeans? C How much ... …………………………………………………………………………………… 6.Graham was rude to Louise But he didn’t mean it …………………………………………………………………………………… 7. What about painting the shelves ? They need it …………………………………………………………………………………… 8.That man was ... 6.They got to the theatre after the beginning of the play When they …………………………………………………………………………… 7. Mr John used to jog a lot Mr John …………………………………………………………………… ………in the past 8.How long have...

Ngày tải lên: 08/08/2014, 20:25