1. Jack has never visited Hoi An ancient town before.

-> This is the first time Jack has visited Hoi An ancient town.

2. Work hard and we'll make this beach clean and beatiful again.

-> If we work hard, we’ll make this beach clean and beautiful again.

3. The studients organized a show to raise money for charity yesterday.

-> A show was organized to raise money for charity by the students yesterday.

4. Their chances of success are small.

-> It is not easy for them to have chances of success.

5. "I'm going to spend my summer vacation in the countryside", Huy said.

-> Huy said that he was going to spend his summer vacation in the countryside.

6. Susan/best/student/her class

-> Susan is the best student in her class.

7. My mother/used/work/hard/the farm/when/young

-> My mother used to work hard on the farm when she was young.

8. David began cooking dinner 30 minutes ago.

-> David has cooked dinner for 30 minutes.
= David has been cooking dinner for 30 minutes

9. " Do you often go swimming in the summer,Lan?", Mai asked.

-> Mai asked Lan if/whether she often went swimming in the summer.

10. Can you clean the floor for me,please?

-> Would you mind cleaning the floor for me?

11. They should complete the project within a year.

-> . The project should be completed within a year.

12. I think that the work has already been finished.

-> I am under the impression that the work has already been finished.

Chúc bn học tốt...^^

1. This is the first time Jack has visited HoiAn ancient town.

2. If we work hard, we'll make this beach clean and beatiful again.

3. A show was organized to raise money for charity yesterday by the students.

4. It’s not very likely that they will success.

5. Huy said that he was going to spend his summer vacation in the countryside.

6. Susan is the best student in her class.

7. My mother used to work hard in the farm when she was young.

8. David has begun cooking for 30 minutes.

9. Mai asked Lan If she often go swimming in the summer.

10. Would you mind cleaning the floor for me?

11. The project should be completed whithin a year.

12. I am under the impression that the work has already been finished.

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