Hỏi có vấn đề gì ( `1 - 3` ) :

`-` What + happen + to + O ?

`-` What's wrong / What is the matter + with + O ?

`1`.What is the matter with Minh ?

`2`.What happened to your mother , Lan ?

`3`.What was wrong with her ?

Như thế nào để làm gì ( `4 - 5` ) :

`-` V-ing / N + be ( not ) + adj 

`-` It is ( not ) + adj + to do sth

`4`.It's important to clean yours hand before having meals

`5`.Getting a taxi in the rush hour is very difficult

`6`.The doctor said it was good for your health to eat fruits

`\rightarrow` Câu tường thuật : S + said + that + S + V ( lùi thì )

`\text{@ TheFox}`