`8`. He asked me why I was crying.

( You -> I ; Hiện tại tiếp diễn -> Quá khứ tiếp diễn )

`9`. She asked me if I caught the train at 6 o'clock.

( You -> I ; Hiện tại đơn -> Quá khứ đơn )

`10`. She asked us if we would visit New York the following month.

( You -> We ; will -> would ; next month -> the following month )

`11`. He asked me if I had been free the night before.

( You -> I ; Quá khứ đơn -> Quá khứ hoàn thành ; last night -> the night before )

`12`. He asked me if I was going to Madrid then.

( You -> I ; Hiện tại tiếp diễn -> Quá khứ tiếp diễn ; now -> then )

`13`. He asked me if that my younger brother was.

( This -> That ; your -> my ; Hiện tại đơn -> Quá khứ đơn )

`14`. She asked me if I had known Steve a year before.

( You -> I ; Quá khứ đơn -> Quá khứ hoàn thành ; ago -> before )

- Câu tường thuật với Yes/No-questions:

S + asked/ wanted to know/ wondered/... + (O) + if/whether + S + V (lùi thì)

- Câu tường thuật với WH-questions:

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

8. He asked me why I was crying.

=> S + asked (+O)/ wanted to know/ wondered + Wh-words + S + V.

Present continuous (am/is/are + V-ing) --- Past Continuous (was/ were +Ving)

9. She asked me if I caught the train at 6 o'clock. 

=> S + asked/ wanted to know/ wondered + if/ whether + S + V

Simple Past (V2/ed) --- Past perfect (had + V3/ed)

10. She asked us if we would visit New York the following month.

=> S + asked/ wanted to know/ wondered + if/ whether + S + V

will - would

Next year - the following year/ 2022/ this year

11. He asked me if I had freed the night before. 

=> S + asked/ wanted to know/ wondered + if/ whether + S + V

Simple Past (V2/ed) --- Past perfect (had + V3/ed)

Last night - the night before, Sunday night

12. He asked me if I was going to Madrid then.

=> S + asked/ wanted to know/ wondered + if/ whether + S + V

Present continuous (am/is/are + V-ing) --- Past Continuous (was/ were +Ving)

Now - then/ at that time

13. He asked me if that was my younger brother.

=> S + asked/ wanted to know/ wondered + if/ whether + S + V

Simple present (Vs/es) --- Simple Past (V2/ed)

This - The/ That

14. She asked me if I had known Steve a year before. 

=> S + asked/ wanted to know/ wondered + if/ whether + S + V

Simple Past (V2/ed) --- Past perfect (had + V3/ed)