rồi bn ơi, bn xem kĩ lại đi

1. is

2. don't go

3. will start

4. are

5. don't arrive

 aren't they

 shouldn't he

 wasn't he

 does she

 won't he

 isn't it

 weren't you

 did they

 isn't it

 have they

1. If I (know)knew her address, I ( come) would come to see her.

2. He could get job easily if he (have)had a degree.

3. Nam (watch)is watching TV now

4. If I finish the dress before Saturday, I (give)will give it to my sister for her birthday.

5. If you were a millionaire, how you (spend)would you spend your time?

6. If she (work)works harder, she would probably get a better job.

7. What he (do)was he doing at this time last Sunday?

8. She (come)Did she come here yesterday?

9. If I find the book, I ( give)will give it to you.

10. If you (turn)turn off the light, we will be in dark.

11. They ( finish) Have they finishedtheir work yet?

12. What you (do)were you doing when he (go)went home?

cop:)?

ờ tưởng mạng lag

1B . tie

2. B to turn green

3. A traffic rules 

4. D. helmet

5.A. signal

6.C. How long

7. A. used to be

8B. used to play    

9.A. How far

10. D. walk across

11.D. by bus

12. A. transport

13.C. It

14.B. takes

15.C. because

16.D. cycled

17.B. do

18. C. obey

19. B. look

20. D. catch

1. ever visit -> have ever visited
-> thì HTHT have/has ever V3/ed
2. will sit -> will be sitting
-> this time next week (thì TLTD)
3. played -> playing
-> HTHTTD : hành động xảy ra ở quá khứ, tiếp tục ở hiện tại và có thể tiếp diễn trong tương lai
4. writing -> was writing
-> when QKĐ, QKTD
5. will have -> will be having
-> from nine to ten in this room (TLTD)
6. made -> have been making
-> HTHTTD : hành động xảy ra ở quá khứ, tiếp tục ở hiện tại và có thể tiếp diễn trong tương lai, hành động đã hoàn thành nhưng kết quả vẫn ở hiện tại 
7. have been speaking -> had been speaking
-> QKHTTD : hành động đã đang diễn ra, kết thúc trước một hành động khác trong quá khứ
8. stopped -> stops
-> S can't V until S Vs/es
9. had got -> got
-> các hành động liên tiếp xảy ra trong quá khứ
10. had they played -> were they playing
-> QKTD when QKĐ