~Bạn tham khảo~
Đây là 1 số dạng cơ bản chuyển đổi từ thì hiện tại hoàn thành→Qúa khứ đơn
Dạng 1:
S + HTHT (phủ định) + for + thời gian
It’s + thời gian ….+ since …+ last + QKĐ (khẳng định)
Dạng 2:
S + HTHT (phủ định) + before
It’s + the first time + S + HTHT (khẳng định)
Dạng 3:
- S + HTHT (phủ định) + since / for + …..
- S + last + QKĐ (khẳng định) …+ when + mệnh đề
- The last time + S + QKĐ (khẳng định) + was + thời gian
Dạng 4:
S + HTHT (khẳng định) + for + thời gian
- S + began / started + V-ing + thời gian + ago
1. The last time we saw her was on Christmas day.
→We haven't seen her since christmas day.
2. I haven’t eaten this kind of food before.
→This is the first time I ate this kind of food
3. It started raining an hour ago.
→It has been an hour since It started raining
4. We haven’t visited my grandfather for two months.
→The last time we visited my grandfather was 2 months
5. I have studied English for three years.
→I began studying English for three years.
6. My brother hasn’t seen his best friend for nearly five years.
→It's 5 years since my brother saw his best frriend
7. When did you start learning English?
→How long have you learnt English?
8. We started living here fifteen years ago.
→We have lived here for fifteen years
9. The last time she visited me was five years ago.
→She hasn't visited me for 5 years
10.I last wrote to my uncle in July.
→ I haven't written to my uncle since July.
11. It’s long time since we became close friend.
→We have become close friend for a long time
12. Minh began to collect stamps in 2000.
→Minh has collected stampes since 2000