I) Chọn và khoanh tròn thừ hay cụm đúng nhất:
1. Do ................. play games?
a. children b. girl c. boy d. student
2. I go to school ................. foot.
a. by b. in c. with d. on
3. It's seven thirty and Minh is late ..................... school.
a. to b. at c. for d. in
4. There í a yard ................................. my house .
a. next b.left c. in front of d. right