Exercise 3: Choose the best answer that best fits the meaning of the sentence or is the passage sentences of the root one. 7. The police are interviewing all the witnesses. A. All the witnesses are interviewing the police. B. All the witnesses are being interviewed by the police. C. All the witnesses is interviewed the police. D. All the witnesses were being interviewed by the police. 8. We’re going to give David a big surprise. A. A big surprise is going to give David B. A big surprise is going to be given to David C. David is going to give a big surprise D. David is going to be given to a big surprise 9. They have painted the walls green. A. The walls has painted green. B. The green has been painted walls C. The walls have been painted green D. The walls have painted to green 10. They will finish the work next week. A. The work will be finish next week. B. The work will be finishing next week. C. The work will finish next week. D. The work will be finished next week. 11. The delegates had received the information before the recess. A. The information had received the delegates before the recess. B. The information had been received before the recess the delegates. C. The information had been received before the recess by the delegates. D. The information had received before the recess the delegates. 12. The teacher should buy the supplies for this class. A. The supplies should buy the teacher for this class B. The supplies should buy this class for the teacher C. The supplies should be bought for this class by the teacher D. The supplies should be bought for the teacher by this class 13. Somebody will call Mr. Watson tonight. A. Mr. Watson will call somebody tonight. B. Mr. Watson will be call tonight. C. Mr. Watson tonight will call somebody. D. Mr. Watson will be called tonight.

Exercise 3: Choose the best answer that best fits the meaning of the sentence or is the passage sentences of the root one. 1. The cold weather damaged the plants. A. The plants were damaged by the cold weather. B. The plants was damaged by the cold weather. C. The plants are damaged by the cold weather. D. The plants is damaged by the cold weather. 2. They were doing the bedroom on Friday. A. The bedroom were being done on Friday. B. The bedroom is done on Friday C. The bedroom was being done on Friday D. The bedroom are done on Friday 3. They’re painting the living room now. A. The living room is painting now. B. The living room is painted now. C. The living room is being painting now. D. The living room is being painted now. 4. Martha was delivering the documents to the department. A. The documents was being delivered to the department by Martha. B. The documents was delivered to the department by Martha. C. The documents was being delivering to the department by Martha. D. The documents is being delivered to the department by Martha. 5. The mayor is going to open a new airport. A. A new airport is going to opened by the mayor. B. A new airport is going to open by the mayor C. A new airport is going to be opened by the mayor D. A new airport is going to be open by the mayor 6. If you can’t drive, who is going to drive your car? A. If you can’t drive, who is going to be driven your car? B. If you can’t drive, by whom is your car going to be driven? C. If you can’t drive, whom is your car going to be driven? D. If you can’t drive, who your car is going to drive?

em cần câu 3 vs câu 5 ạ,giúp e vs ạ

a,x mũ 2 = x mũ 5 b, 5 mũ x + 5 mũ x + 2 = 650 c, 32 mũ x .16 mũ x = 1024

tìm bài hát có lời nhắc đến 1 trong ba cây : lài, dừa, mít nhé

Trong không gian O x y z , cho điểm A ( 0 ; 1 ; 9 ) và mặt cầu ( S ) : ( x − 3 ) 2 + ( y − 4 ) 2 + ( z − 4 ) 2 = 25. Gọi ( C ) là giao tuyến của ( S ) và mặt phẳng ( O x y ) . Lấy hai điểm M, N trên ( C ) sao cho M N = 2 √ 5 . Khi tứ diện OAMN có thể tích lớn nhất thì đường thẳng MN đi qua điểm nào dưới đây?

Cho phương trình x bình -2mx+mbình-m+1=0 tìm m để phương trình có hai nghiệm phân biệt thỏa x1binh +x2binh-3x1x2=1

Lấy điểm O trên đường thẳng xy. Trên cùng một nửa mặt phẳng bờ xy vẽ các tia OA,OB sao cho xOA=40 độ; yOB=70 độ. a)Tính số đo xOB và AOB b)CM:Tia OB Là phân giác của AOy c)Vẽ tia Om sao cho yOm=30 độ. Tính số đo BOm

Cho a,b,c > 0 thỏa mãn a + b + c = a^2+b^2 +c^2 = a^3+b^3 +c^3 .Tính a^5+b^5 +c^5

a, (x – 1)mũ 2 b, (3 – y)mũ 2 c, (x - 1/2)mũ 2