1 The last time she taught English me we was 5 months ago

=>She hasn't taught me English for 5 month.

2 It is a long time since we last met.

=>We haven't met for a long time.

3 When did you have it ?

=> How long have you had it ?

4 This is the first time I had such a delicious meal.

=> I haven't had a delicous meal before.

5, I haven't gone to the zoo since Monday.

=> It is Monday since I last went to the zoo.

6 It's 1 years since I 

=> I haven't visited my grand father for 1 years.

7 It's 2 month since he he drank coffee.

=> He hasn't  drunk coffee for 2 months.

8 He last ate this food since .

=> He hasn't eaten since yesterday.

9 I last drank champagne at my brother's wedding

=> I haven't drunk champagne since my brother's wedding.

10 It's  2 years since I was last in Rome 

=> I haven't been to Rome for 2 years

Cấu trúc viết lại của QKĐ và HTHT

S + HTHT ( not ) + for + thời gian
=> It’s + thời gian ….+ since …+ last + QKĐ (khẳng định)

S + HTHT ( not ) + before
It’s + the first time + S + HTHT (khẳng định)

S + HTHT ( not ) + since / for + …..

=>S + last + QKĐ (khẳng định) …+ when + ...
=>The last time + S + QKĐ (khẳng định) + was + thời gian

1. She hasn't taught English me for 5 months.

2. We haven't met for a long time.

3. How long have you had it?

4. I haven't had such a delicious meal before.

5. It is Monday since I last went to the zoo.

6. I have not visited my grandfather for 1 year.

7. He has not drunk coffee for 2 months.

8. He hasn't eaten this food since yesterday.

9. I haven't drunk champagne at my bother's wedding ( đề bài thiếu dữ liệu)

10. I haven't last in Rome for 2 years.