` text{ Bài làm } `
` a) ` What is your father doing?
` b) ` What does a firefighter use to stop the fire?
` c) ` What is his work?
` d) ` When your sister grows up, what job does she want to do?
` e) ` How much is the sweater?
` f) ` What is Peter doing?

` @Escarrat `

`a)` What is your father doing ?

`\rightarrow` Thì HTTD ( NV ) : Is / Am / Are + S + V-ing ? ( `a , f` )

`\rightarrow` What dùng để hỏi về cái gì ( `a , b , d , f` )

`b)` What does a firefighter use ?

`\rightarrow` Thì HTĐ ( NV ) : Do / Does + S + V ? ( `b , d` )

`c)` What is his job ?

`\rightarrow` Hỏi nghề nghiệp : What is + TTSH / sb's job ?

`d)` What does your sister want to be ?

`e)` How much is the sweater ?

`\rightarrow` Hỏi giá : How much + is / are + N ?

`f)` What is Peter doing ?

`\text{# Kirigiri}`