Dưới đây là câu hoàn chỉnh với hình thức đúng của động từ trong ngoặc:

1. He sometimes **comes** to see his parents.
2. I will graduate in June. I **will see** you in July.
3. He **lived** in Hanoi for 4 years when he was a student.
4. **Did she visit** her grandparents several months ago?
5. When I **was** at school we all **studied** Latin.
6. I think Jim **is** out of town.
7. How **did you usually spend** your weekend when you **were** a child?
8. He has a piano and a violin, but he **does not have** a flute.
9. He says that he **will arrive** on time tomorrow.
10. When **did you design** this wonderful skirt?
11. It was such a beautiful day that I **felt** like taking a walk.
12. He works on Sundays so that he **can** earn money to pay his tuition.
13. He solved the problem more quickly than I **did**.
14. Dad **used** to repair my bike.
15. Brian **studied** in England until the age of 14.