II/
1. to
2. in
3. by
4. on/in
5. of
6. on( at cũng có thể nhé!)
7. with
8. in
9. in
10. with
11. for
12. On
13. is/ by
14. from
15. at
16. of
17. for
III/
1. She usually plays soccer in the summer.
2. They are always busy at final semester.
3. I am never late for school.
4. He sometimes goes camping in the mountains.
5. Do you often walk in the mountain?
CHÚC CẬU HỌC TỐT!!!