`1,` Lan asked me if I could sing a song.

`2,` Miss Hoa asked Hung where he had gone the weeks before. 

`3,` Mr.Nam said that he was taking the IELTS test the following day.

`4,` My mother said that she hadn't had a computer the year before.

`5,`The teacher said that I had to do my homework myself.

`6,` Mary said that she wanted to be a writer when she grew up.  

`7,`  My mother advised me to go to bed early.

`8,` Lan asked Mai if many tourists visited Ha Long Bay every year.

`9,` Mrs Linh said that she would be spending her holiday in Da Lat the following month.

`10` Tom told us that he didn't understand what we were saying.

------

Giải thích:

Câu gián tiếp dạng trần thuật:

`-` S `+` told/said `+` that `+` S `+` V(lùi thì)…

Câu gián tiếp dạng câu hỏi Yes/No: (bỏ trợ động từ do/does/did)

`-` S `+` asked `+` if `+` S `+` V(lùi thì)..

Câu gián tiếp dạng từ để hỏi: (bỏ trợ động từ do/does/did)

`-` S + asked(+O) + Wh-words + S + V(lùi thì) ... 

Câu gián tiếp dạng mệnh lệnh, yêu cầu:

`-` S + commended/requested/advised + sb + (not) to V0..

*Chú ý:

`-` Khi viết lại câu tường thật, nhớ bỏ dấu ngoặc kép.

`-` Nếu trong ngoặc là câu sự thật hiển nhiên thì không cần lùi thì. 

`-` Nếu ngoài ngoặc là said to thì chuyển thành told, said thì cữ giữ nguyên. 

${\text{Lùi thì: }}$

`+`quá khứ đơn `->`  quá khứ hoàn thành

`+` hiện tại đơn `->` quá khứ đơn

`+` hiện tại hoàn thành `->` quá khứ hoàn thành

`+` hiện tại tiếp diễn `->` quá khứ tiếp diễn

`+` quá khứ tiếp diễn `->` quá khứ hoàn thành tiếp diễn

`+` hiện tại hoàn thành tiếp diễn `->` quá khứ hoàn thành tiếp diễn.

`-` Model verbs: 

`+` will `->` would

`+` shall/can/may `->` should /could/ might

`+` must -> had to/mustn’t `->` didn’t have to

`+` should / could/ might/ would/ ought to `->` giữ nguyên

`-` Câu tường thuật (Câu kể)

`+` S + said (to sb)/told sb + (that) + S + V(lùi thì)

`-` Câu tường thuật (Wh-questions)

`+` S + asked (sb)/wanted to know/wondered + Wh-questions + S + V(lùi thì)

`-` Câu tường thuật (Yes/No questions)

`+` S + asked (sb)/wanted to know/wondered + if/whether + S + V(lùi thì)

`\star` Lùi thì

`-` HTĐ `->` QKĐ

`-` HTTD `->` QKTD

`-` HTHT `->` QKHT

`-` QKĐ `->` QKHT

`-` TLĐ: will `->` would

`-` TLG: am/is/are going to `->` was/were + going to

`\star` Thay đổi đại từ phù hợp với ngữ cảnh nói.

`-` last + month/week/.... `->` the month/week/... before 

`-` next + month/week/... `->` the following month/week/...

`--------`

`1.` Lan asked me if I could sing a song.

`2.` Miss Hoa asked Hung where he had gone the weeks before.

`3,` Mr Nam said that he was taking the IELTS test the following day.

`4.` My mother said she hadn't had computer the year before.

`5.` Mary said she wanted to be a writer when she grew up.

`6.` My mother said that I should go to bed early.

`7.` Lan asked Mai if many tourists visited Ha Long Bay every year.

`8.` Mrs. Linh said that she would spend her holiday in Da Lat the following month.

`9.` Tom told us he didn't understand what we were saying.

`-----------`

$\color{yellow}{\lll \text{NhatHuy}
\color{orange}{\text{ThichChoiLiqi} \ggg}}$