III.

1. simplify [v] làm đơn giản

2. memorial [n] đài kỉ niệm

3. competition [n] cuộc thi

bravery [n] lòng dũng cảm

4. reference 

reference book: sách tham khảo

5. instructor [n] người hướng dẫn

6. relationship [n] mối quan hệ

7. successful [adj] thành công

8. permission [n] sự cho phép

9. advertisement [n] quảng cáo

10. service [n] dịch vụ

IV.

1. two hours to finish my report yesterday

2. is capable of learning all that in one day

3. can't do all the housework in two hours 

4. can't ride a bike

5. possible for a little child to answer this question

Cho mik xin ctrl hay nhất cho club ạ.Thanks