Make question:
1.Our children have to do (a lot of) homework every day.

2. Trung usually borrows (his brother's) motorbike.
3. It is (Thursday) tomorrow.
4. Lien's brother is practicing (the guitar) now.
5. My uncle and I go to the tennis club (once a week.)
6. Vietnamese teenagers help old people (by cleaning their yards or painting their houses.)
7. Viet doesn't want to go to my house (because he has too many assignments.)
8. They will fly (to Brazil) next month.
9. We are going to visit the Natural Science Museum (next weekend.)
10. You should invite (our former classmates) to your birthday party.

1 How much homwork do our children have to do every day?

- Hỏi về số lượng (không đếm được): how much?

2 Whose motorbike does Trung usually borrow?

- Hỏi về sự sở hữu: whose?

3 What day is tomorrow?

- Hỏi về thứ trong tuần: what day?

4 What is Lien's brother practicing now?

- Hỏi về cái gì, sự vật: what?

5 How often do your uncle and you go to the tennis club?

- Hỏi về tần suất: how often?

6 How do Vietnamese teenagers help old people?

- Hỏi về cách thức: how?

7 Why doesn't Viet want to go to your house?

- Hỏi về lý do, nguyên nhân: why?

8 Where will they fly next month? 

- Hỏi về địa điểm: where?

9 When are they going to visit the Natural Science Museum?

- Hỏi về thời gian, mốc thời gian: when?

10 Who should you invite to your birthday party?

- Hỏi về người, ai đó: who?

$#Vaan Haa$

1. What do our children have to do every day?
2. Whose motorbike does Trung usually borrow?
3. What day is it tomorrow?
4. What is Lien's brother practicing now?
5. How often do my uncle and I go to the tennis club?
6. How do Vietnamese teenagers help old people?
7. Why doesn't Viet want to go to my house?
8. Where will they fly next month?
9. When are we going to visit the Natural Science Museum?
10. Who should you invite to your birthday party?

$#Giải thích$
_Câu hỏi vs Wh (question)

_ Wh-word + Auxiliary V + S + main V +....