I. Cho dạng đúng của động từ trong ngoặc và điền since hoặc for để hoàn thành các câu sau:
1. I haven't seen (not see) her since 2006.
2. We have been writing (write) that letter since Monday.
3. Lan hasn't done (not do) it for a long time?
4. Have they had (have) this house for 3 years?
5. How long have you been living (live) here?
6. Mr. John has been (be) here since last year.
7. I and Huyen haven't heard (not hear) each other for ages.
8. My daughter has been sleeping (sleep) since 11 a.m.
9. Has Ha had (have) a son for 3 months?
10. Minh and Ha have been loving (love) each other since Christmas.
II. Cho dạng đúng của động từ trong ngoặc và điền since hoặc for để hoàn thành các câu sau:
1. I haven't had (not have) anything to do since Tuesday.
2. He hasn't heard (hear) from John since he moved to America.
3. It hasn't rained (not rain) here for ages.
4. Have you done (do) it for a long time?
5. My friend hasn't spoken (not speak) to me for more than 3 years.