mấy bn giúp mik nha!!!
hiện tại hoàn thành chuyển thành qkđơn vs ngược lại
1. noone has challenged his authority before
=> this is the first time _____________________________________
2. it stared to rain at 2 o'clock
=> it has____________________________________________________
3. i have never been to the ballet before
=> it is____________________________________
4. john and mary moved to edinburgh twenty years ago
=> it is_______________________________________
5. the police started looking for him two months ago
=> for two months now the__________________________
6. i have never seen a dirtier-looking dog
=>this is_____________________________________
7. iohn has not had his hair cut for over six months
=>it is_________________________________
8. i haven played football since 2000
=>the last time..........................................................
9. i haven't been to HCM city for 2 years
=>the last time..........................................
10. i've never met such a famous person before
=> it is the first time...............................
11. she hasn't seen that boy here before
=>it is the first.............................................
12. she hasn't written to us since last year
=>the last time......................................
13. she started to learn e 8 years ago
=>it's................................................................
14. he hasn't laughed so much for ager
=>it's.......................................
15. i haven't enjoyed myself so much for years
=>it's...........................................
16. the telephone rang for hours
=> it's hours.................................................
17.i haven't seen him for ages
=>it's...............................................
18. i have learned english for four years
=>we started....................................................
19. his father started to stop smoking last year
=>his father.........................................
20. the editor hasn't written to Mai for a month
=>the editor last.......................................
21. how long have you learned spanish ?
=> how long ago..........................................................?
22. this last time she came back to her hometown was 4 years ago
=>she hasn's..............................
23. he started working as a bank clerk 3 months ago
=>he has..........................................
24. it has been e years since we first flew to singapore
=>we have.................................................................
25. i last had my hair cut in november
=> i haven't.......................................................
26. the last time we called each other was 5 months ago
=>we haven't..............................................
27. this is the first time i had such a delicious meal
=>i haven't............................................................
28. to day is saturday . I haven't taken a bath since wednesday
=> it is...........................................
viết lại thì hiện tại hoàn thành và quá khứ đơn
1.I HAVE NEVER BEEN TO THE BALLET BEFORE
->It is the first time I HAVE BEEN TO THE BALLET
2.John and Mary moved to Edinburgh twenty years ago
-> It is twenty years since John and Mary last moved to Edinburgh
3.The police started looking for him two months ago
->for two months now the police has been looking for him
4.I have never seen a dirtier -looking dog
->this is the first time I have seen a dirtier -looking dog
5.Mary rang hour and hours ago
->it is hours since Mary last rang
6.it is ages since Alan visited his parents
->Alan hasn't visited his parents for ages
7.she started to learn Enghlish 8 years ago
->it is 8 years since she last started to learn Enghlish
8.I have never seen such a beutiful building
->it is the most beutiful building I have ever seen
9.I have never read such a romantie story
->this is the most romantie story I have ever read
10.they had never had such a cold winter
->it was the coldest winter they had ever had
11.you will never meet anyone more dangerous than Mrs Jones
->Mr jones is the most dangerous person you will ever meet
12.Man has never had such efficient servants as computer
->computer is the most efficient servants as computer Man has ever had