Ex 6. Viết lại câu sao cho nghĩa không đổi:
1. The last time we saw her was on Christmas day.
We haven’t ..................................................................................................
2. I haven’t eaten this kind of food before.
This is...........................................................................................................
3. It started raining an hour ago.
It has.............................................................................................................
4. We haven’t visited my grandfather for two months.
The last time.................................................................................................
5. I have studied English for three years.
I began..........................................................................................................
6. My brother hasn’t seen his best friend for nearly five years.
It’s ...............................................................................................................
7. When did you start learning English?
How long......................................................................................................
8. We started living here fifteen years ago.
We have .......................................................................................................
9. The last time she visited me was five years ago.
She hasn’t.....................................................................................................
10. I last wrote to my uncle in July.
I haven’t ......................................................................................................
11. It’s long time since we became close friend.
We have .......................................................................................................
12. Minh began to collect stamps in 2000.
Minh has......................................................................................................
Đây nhé bạn!
* S+ started/began+ V_ing/To_V(inf)+ in/when+ago
= S+ has/ have+ Vpp+ since/for
* The last time+ S+V(QKĐ)+ was+ in/when/ago
= S+ last+ V(QKĐ)+ in/when/ago
= S+ haven't/hasn't + Vpp+ since/for
= It's/It has ben + khoảng thời gian+ since + S+ last+ V(QKĐ)
Transformation
1, It started raining 2 hours ago.
→ It has rained for 2 hours
2, It last snowed here two years ago.
→The last time it snowed here was 2 years ago
→ It is 2 years since it last snowed here
→ It hasn't snowed here for 2 years