I. Chia động từ trong ngoặc thời quá khứ đơn:
1. The sea food (be)............ very delicious.
2. Hoa (get)............ a letter from her pen pal Tim yesterday.
3. I (go)............. to the movie last week.
4. They didn’t (buy)............. that house.
5. Liz (travel)............. to Ha Noi from Nha Trang two days ago.
6. She (make)............. a blue dress on her birthday.
7. Mr. Robinson (buy)............. Liz a cap
8. He (take)............. his children to the zoo last Sunday