1. He asked if there was fresh air on Mars.
2. What about going to the zoo?
3. Mai said: "I can run very fast" .

4. were/would go
5. A /z/ còn lại /iz/
6. How wonderful!
7. teacher
8. to cook 
9. New film was watched by me at home last week : câu bị động.
10. volcanic : núi lửa.

1. He asked if there was fresh air on Mars. - Câu gián tiếp

2. What about going to the zoo? - Let's + Vinf = What about + Ving

3. "I can run very fast," Mai said. - Câu gián tiếp `->` câu trực tiếp

4. If he were Peter, he would go to picnic. - ĐK loại 2

5. A. - /z/ còn lại là /iz/

6. Aren't they? - Câu hỏi đuôi 

7. Teacher - Câu hỏi là một người có công việc dạy học ở trường gọi là

8. to cook - Want to + Vinf

9. New film was watched at home by me last week - Câu bị động

10. Volcanic 

`.text{Chúc bạn học tốt!}`