16. Mike asked if Peter endjoyed reading

17. The girl wanted to know if the bus station was far away

18.Thomas asked Jean whether/if she had seen his gloves.

19. she asked me if mr. Brown sent the potatoes to me

20. she wanted to know if I was going by train

21. Peter asked if he could borrow my pen

22. Tim wondered if he would be find a job

23. Nam asked his daughter if she was doing the homework then

`16` Mike asked if Peter enjoyed reading.

`17` The girl wanted to know if the bus station was far away.

`18` Thomas asked Jean whether he had seen the gloves.

`19` She asked me if Mr. Brown had sent the potatoes to me.

`20` She wanted to know if I was going by train.

`21` Peter asked if he could borrow Jane's pen.

`22` Tim wondered if he would find a job.

`23` Nam asked his daughter if she was doing the homework then.

`---------`

`**`Câu tường thuật với Yes/No-questions :  S + asked/ wanted to know/ wondered + (O) + if/ whether + S + V (lùi thì)

Thì hiện tại đơn `=>`Thì quá khứ đơn 

Thì hiện tại tiếp diễn `=>` Thì quá khứ tiếp diễn

Thì quá khứ đơn `=>`  Thì quá khứ hoàn thành

Thì quá khứ tiếp diễn `=>` Thì quá khứ hoàn thành tiếp diễn

Thì hiện tại hoàn thành `=>` Thì quá khứ hoàn thành

Now `=>` Then