Bài `8` :
`1.` They didn't know what they should do to help her overcome stress.
`2.` Jonas wondered if he should discuss that matter with his teammates.
`3.` An asked Mary where she should register for a course on life skills.
`4.` James and Lily couldn't tell how they should find a support center for the homeless.
`5.` They had no idea when they should start their campain.
`6.` Trang asked her mother who she should call upon arriving at the airport.
`7.` Phong was not sure he should dial 18001567 to ask for advice about family problem.
`8.` They wondered what they should do to help those disadvantaged children.
`9.` She couldn't decide where she should start teaching her children to cook.
`10.` Hoa asked Nam how she should deal with negative emotions and stress.
* Giải thích cách làm :
- Cấu trúc : S + V + (O) + wh-word + to-infinitive
Trong đó, V thường là: "ask/ wonder/ (not) be sure/ have no idea/ (not) know/ (not) decide/ (not) tell".
* Dùng "wh-word + to-infinitive" khi:
`+` Chủ ngữ trong mệnh đề chính và chủ ngữ của “to-infinitive” chỉ cùng một đối tượng, hoặc cùng nhóm đối tượng
`+` Tân ngữ của mệnh đề chính và chủ ngữ của “to-infinitive” là cùng một đối tượng, hoặc cùng nhóm đối tượng