1 When does Minh usually take exercises?
2 How often do you brush your teeth?
3 When does Nga have an appointment this morning?
4 Where do they live?
5  Why do you like "Tom and Jerry"?
6 How is she feeling about the next examination?
7  What does make people different from all other animals?
8 When do they do their homework?
9  What color of blouse do you like?
10 What is that?
11 Where does he study piano?
12 What is your father job?
13 Who is your favorite musician?
14 How often do you take a holiday?

$\text{1}$When does Minh usually take exercises?
$\text{2}$How often do you brush your teeth?

$\text{3}$ What time does Nga have an appointment this morning?
$\text{4}$ Where do they live?
$\text{5}$Why do you like "Tom and Jerry"?
$\text{6}$How is she feeling about the next examination?
$\text{7}$ What does make people different from all other animals?
$\text{8}$ When do they do their homework?

$\text{9}$ Which blouse do you like?
$\text{10}$ What is that?
$\text{11}$ Where does he study piano?
$\text{12}$ What does your father do ? 
$\text{13}$Who is your favorite musician?
$\text{14}$ How often do you take a holiday? 

→ When : hỏi thời gian(ko cụ thể) 

→ How often : hỏi mức độ thường xuyên 

→ What time : hỏi thời gian (cụ thể) 

→ Where : hỏi nơi chốn

→ Why : hỏi lí do 

→ How : hỏi cách thức

→ What : hỏi cái j 

→ Which : hỏi về sự vật(sự lựa chọn) 

→ Who : hỏi ai(chỉ người)