`1. `She wondered if my parents had arrived there the previous night.

- Lùi thì  :QKĐ -> QKHT

-  last night -> the previous night

- S + asked + O + (that) + if/whether + S + V(lùi thì)

`2. `Our teacher asked us if we could sing in English.

- can -> could

- S + asked + O + (that) + if/whether + S + V(lùi thì)

`3.` Tony asked us where we were going camping the following weekend.

- Lùi thì : HTTD -> QKTD

- S + asked + O(sb) + Wh-question (who, what, when, where, how, why …) + S + V (lùi thì)

`4. `Mr. James asked me when my co-workers and I left work every day.

- Lùi thì HTĐ -> QKĐ

- S + asked + O(sb) + Wh-question (who, what, when, where, how, why …) + S + V(lùi thì)

`1.` She wondered if my parents had arrived there the previous night.

`2.` Our teacher asked us if we could sing in English.

`3.` Tony asked us where we were going camping the following week.

`4.` Mr.James asked me when my co-workers and me left work everday.

`***` CẤU TRÚC CÂU GIÁN TIẾP VỚI CÂU HỎI: 

`@` Câu hỏi nghi vấn: S + asked/wondered/wanted to know + if/whether/ + S + V.

`@` Câu hỏi nghi vấn với Wh: S + asked/wondered/wanted to know + Wh + S + V.

`@` last night -> the previous night; next weekend -> the following week.

`@` Quá khứ đơn -> Quá khứ hoàn thành ; Hiện tại đơn -> Quá khứ đơn ; Hiện tại tiếp diễn -> Quá khứ tiếp diễn .

___________________________________________

@onlychan._