Dưới đây là động từ ở dạng đúng cho các câu trong bài tập:

1. Hung King Temple Festival **has become** one of the greatest national festivals in VN.
2. While we **were playing** some folk games at the festival, it started to rain heavily.
3. I **was baking** a cake when my friends arrived.
4. While I **was driving** to work, I saw a car accident.
5. He **did not study** for the exam, so he failed.
6. When the phone rang, she **was cooking** dinner.
7. It **rained** much last summer.
8. What **were** you **wearing** to the party last night?
9. The teacher **was writing** on the board while the students were talking.
10. I **stayed** at a friend's house last weekend.
11. I've decided to **stop** smoking.
12. We are tired of **working** for low salary.

Nếu cần thêm giúp đỡ, mình sẵn sàng!