Câu tường thuật - dạng Wh-questions 

S + asked / wanted to know / wondered + (O) +WH + S+ V (lùi thì)

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will ⇒ would

HTTD ⇒ QKTD

HTHTTD ⇒ QKHTTD

HTD ⇒ QKD

QKD ⇒ QKHT

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these ⇒ those 

this ⇒ that 

now ⇒ then 

ago ⇒ before

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3. Adam asked his little brother what he would do with those alien toys.

4. Mr. Smith asked me where I was going on my vacation that year.

5. She asked why David had been looking so miserable lately.

6. She asked me how old I was then.

7. John asked Mary how long it took her to get to London.

8. The policeman asked the little girl what her name was.

9. Mr. Green asked his secretary who she had talked to a few minutes before.

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