`1`

`=>`  My sister began studying French 2 years ago.

`***` begin + V-ing..

`2`.

`=>`  I am interested in watching films on TV every day.

`***` be interested in `=` enjoy : thích cái gì đó

`3`.

`=>` Nam was sick, so he didn't go to school yesterday.

`***` Mệnh đề 1 (nguyên nhân), + so + mệnh đề 2 (kết quả) 

`***` Because + mệnh đề 1 (nguyên nhân) , mệnh đề 2 (kết quả) 

`4`. 

`=>` What is the price of a plate of fried rice?

`***`

`+` How much + to be + S?

`+` How much + do/does + S + cost?

`+` What is the price of + N?

`=>` Hỏi giá tiền