What: 

Câu hỏi: What your name ?

Trả lời : My name is ....

Câu hỏi: What is the matter with you ?

Trả lời : I have toothache.

When:

Câu hỏi:When will you arrive?

Trả lời : I am arriving in two days.

Câu hỏi: When does the movie start?

Trả lời : The movie starts at 6:30 p.m.

Where:

Câu hỏi:Where are the student?

Trả lời :They are in the class.

Câu hỏi : Where is his pencil? 

Trả lời : It is in the desk.

Why:

Câu hỏi:Why did you go to bed late last night?

Trả lời : Because I had to finish my homework.

Câu hỏi :Why do you buy so many stamps?

Trả lời : To send some letters to America.

How:

Câu hỏi:How often do you have math?
Trả lời : I have it three times a week.
Câu hỏi :How often does Hoa return home?
Trả lời : She returns home twice a year.

@H

Mỗi từ 1 câu nhé , Mình quên ko cho quá khứ r . Sory

từ  What : What's your name ?

                - My name is Minh 

từ When : When's Children's Day ? 

               - It's on the first of June 

từ Where : Where's your school ? 

                 -It's in Nguyen Du Street in Ha Noi 

từ Why : Why do you like drink milk?

                - Because is delicious