Bài 1: Mỗi câu sau chứa một lỗi sai. Tìm và sửa chúng
11. Our dogs aren't eat bones.
12. Claire's parents is very friendly and helpful.
IV. Bài tập
Bài 1: Dùng "do not" hoặc "does not" để hoàn thành những câu sau:
1. I prefer coffee.
2. She ride a bike to her office.
3. Their friendly live in a small house.
4. They do the homework on weekends.
5. Mike play soccer in the afternoons.
6. The bus arrive at 8.30 a.m
7. We go to bed at midnight.
8. My brother finish work at 8 p.m