`18`. My aunt has got two teenage children, but they don't seem to get on well with each other. 

Get on ( well ) with sb: có mối quan hệ tốt với ai đó.

`19`. Thanh asked me if I had seen her recently. 

`20`. She said that she couldn't sleep the night before.

`21`. He said that he was on his way.

`22`. They said that they wanted to send their son to a university in the UK.

`23`. The teacher asked Ngoc if she had tried calling a helpline.

`24`.  She told me to tell Emma she missed her very much. ( told sb to V: bảo ai đó làm gì )

`18.`  My aunt has got two teenage children, but they don't seem to get on well with each other. 

`19.` Thanh asked me if I had seen her recently. 

- S + asked (+object) + if/whether + subject + V

`20.` She said that she couldn't sleep the night before.

`21.` He said that he was on his way.

`22.` They said that they wanted to send their son to a university in the UK.

`23.` The teacher asked Ngoc if she had tried calling a helpline.

- S + asked (+object) + if/whether + subject + V

`24.` She told me to tell Emma she missed her very much. 

- S + told + Object + to V-infinitive