`1.`My friend said that he had already written that letter.

`2.`Carol told me that she would ask Mr. Harris about that word.

`3.`He said that he didn’t understand those two lessons at all

`4.`Mary said that she knew those girls quite well

`5.`Charles told me that he had to leave the office before 3.00p.m

`6.`Mr. Johnson told his secretary to finish the work.

`7.`George asked me if I could finish the work by that time.

`8.`Mr. Anderson asked Bill how long he had lived there.

`9.`Mr. Brown said that his entire trip cost me two thousand dollars.

`10.`The doctor told me that my health would improve very quickly.

`=>`Cấu trúc câu gián tiếp :

+) Câu hỏi Yes/No : S + asked +(O)/wanted to know/ wondered + if/whether + S + V(lùi thì)

+) Câu hỏi có từ để hỏi WH : S + asked/ wondered/ wanted to know + WH + S + V…

+) S + said/told + that + S2 + V lùi thì

- Lùi thì :

Hiện tại đơn `⇒`Quá khứ đơn

Quá khứ đơn `⇒`Quá khứ hoàn thành tiếp diễn

Quá khứ hoàn thành`⇒`Quá khứ hoàn thành

Tương lai đơn `⇒`Tương lai trong quá khứ

am/is/are + going to V `⇒`was/ were going to V

will `⇒`would

Shall/ Can / May `⇒`Should / Could/ Might

Should / Could/ Might/ Would/ Must `⇒`Giữ nguyên

- Đổi đại từ nhân xưng, tính từ sở hữu và đại từ sở hữu

I `⇒`She/ he

We `⇒`They

You `⇒`I, he, she/ they

Us `⇒`Them

Our `⇒`Their

Myself `⇒`Himself / herself

Yourself `⇒`Himself / herself / myself

Ourselves `⇒`Themselves

My `⇒`His/ Her

Me `⇒`Him/ Her

Your `⇒`His, her, my / Their

Our `⇒`Their

Mine `⇒`His/ hers

Yours `⇒`His, her, mine/ Theirs

Us `⇒`Them

Our `⇒`Their

- Thời gian, nơi chốn :

Here `⇒`There

Now `⇒`Then

Today `⇒`That day

Yesterday `⇒`The previous day, the day before

Tomorrow `⇒`The following day, the next day

Ago `⇒`Before

Last week `⇒`The previous week, the week before

Next week `⇒`The following week, the next week

This `⇒`That

These `⇒`Those

1. $\Rightarrow$My friend said he had already written that letter.

2. $\Rightarrow$Carol told me he would asked Mr.Harris about that words.

3. $\Rightarrow$He said that he didn't understand those two lessons at all. 

4. $\Rightarrow$Mary said that she knew those girls quite well. 

5. $\Rightarrow$Charles told me that he had to leave the office before 3.00 pm. 

6. $\Rightarrow$Mr. Johnson said that his secretary had not finished the work. 

7. $\Rightarrow$George said that she couldn't possibly finish the work by that time. 

8. $\Rightarrow$Mr. Anderson said that he had been smoking too much recently. 

9. $\Rightarrow$Mr. Brown said that his entire trip cost him two thousand dollars. 

10. $\Rightarrow$The doctor said to me that my health would improve very quickly. 

$\Longrightarrow$$\textit{Cấu trúc:}$

+ Câu tường thuật ở dạng câu kể : S + say(s)/said + (that) + S + V

+ Câu tường thuật ở dạng câu mệnh lệnh :

          Khẳng định: S + told + O + to-infinitive.

          Phủ định: : S + told + O + not to-infinitive.