`5.` He asked me if I would come to his house for dinner.

`-` Thì TLD `->` would + V-inf 

`-` my `->` his

`6.` Ba suggested going jogging. 

`-` Hoặc: Ba suggested that we should go jogging.

`-` Cấu trúc: suggest doing sth = suggest that + S + (should) + V_inf + O: đề nghị làm gì

`7.` We said the test wasn't easy enough for us to do. 

`-` Thì HTD `->` Thì QKD

`8.` He asked her how she was the day before. 

`-` Thì HTD `->` Thì QKD (was)

`-` yesterday `->` the day before/the previous day

`9.` Nga said to us that she hadn't seen that film for a long time.

`-` Thì QKD `->` Thì QKHT

`10.` Huong told me to do my homework every day.

`-` Cấu trúc: told sb to do sth: bảo ai phải làm gì

`11.` Nam said if I could help him.

`-` can `->` could (lùi DTKT)

`-` me `->` him 

`12.` He asked if I played soccer well.

`13.` The teacher asked where I had gone the day before. (sai đề) 

`14.` He told us to open our books.

`15.` He asked me if I was a student then.

`-` now `->` Then 

`-` Câu tường thuật dạng câu kể:

`->` Cấu trúc: S + said/said to sb/told sb/... + (that) + S + V lùi thì

`-` Câu tường thuật dạng Yes or No questions:

`->` Cấu trúc: S + asked (sb)/wondered/wanted to know/... + if/whether + S + V lùi thì

`-` Câu tường thuật dạng Wh-questions:

`->` Cấu trúc: S + asked (sb)/wonered/wanted to know/... + Wh-questions + S + V lùi thì