1. That car is hers.

Tính từ sở hữu + N

Đại từ sở hữu đằng sau không có N ( thay thế cho Tính từ sở hữu + N )

2. I want to buy her book.

3. Lan said that kept silent.

4. Lan said that how often I had been gone to the zoo two years before. 

5. Cuong said that they had to stay at home the next week.

Chuyển câu trực tiếp sang gián tiếp ( must => had to ( sự bắt buộc )  ( nex week => the next week ).

6. She said that her mother was doing aerobics then.

Câu tường thuật : Hiện tại tiếp tiếp => Quá khứ tiếp diễn ( now => then )

7. Is she is their friend ? 

8. Minh said that their teacher liked reading books.

9. Thanh asked how long I had been Hue.

10. Hoa said if my friend liked English.

S + said + (to O) + (that) + S + V (lùi thì) + thành phần khác + thời gian ( lùi từ trực tiếp sang gián tiếp ).

S + asked + wh-questions/if/whether + S + V ( lùi thì ) + thành phần khác + thời gian ( lùi từ trực tiếp sang gián tiếp )