1)Samuel started keeping a diary in 1997.
->Samuel has.............................................................................................
2)We started learning English five years ago.
->We have..................................................................................................
3)I began living in Ho Chi Minh city when I was 8.
->I have........................................................................................................
4)She has taught the children in this remote village for five months.
->She started...............................................................................................
5)She hasn't had a swim for five years.
->She last.........................................................................................................
6)He hasn't written to me since April.
->The last time.....................................................................................................
7)They last talked to each other two months ago.
->They haven't.......................................................................................................
8)The last time she saw her elder sister was in 1999.
->They hasn't..........................................................................................................
9)She hasn't written to me for years.
->It's years................................................................................................................
10)Robert and Catherine have been married for ten years.
->It's ten years................................................................................................................
11)It'stwo weeks since they cleaned their room.
->They..........................................................................................................................
12)It's over six months since John had jis hair cut.
->John.............................................................................................................................
13)How long is it since you rode a bicycle?
->When..............................................................................................................................?
14)How long is it since he wrote to me?
->When...............................................................................................................................?
15)When did he last talk to you?
->How long............................................................................................................................?
16)When did you last telephone him?
->How long..................................................................................................................................?
17)We have never eaten this kind of food before.
->It's the..............................................................................................................................................
18)This is the first time I have seen this film.
->I have never.....................................................................................................................................
19)John began playing the piano ten years ago.
->John has................................................................................................................................................
20)He has given up smoking for 2 months.
->He started..............................................................................................................................................
GIÚP MÌNH VỚI!
