1 They wondered how to use this support service .
2 He asked who to turn to for help .
3 Mai asked her mother when to turn off the oven .
4 Phong and Minh asked where to park their bikes .
5 He asked whether to call her now or not .
6 They wondered what to do to make Linh feel happier .
- Cấu trúc rút gọn câu gián tiếp với từ để hỏi ''Wh_question'' :
@ S + asked/wondered/wanted to know + Wh_question + to V + O ...