— Hello, can I speak to Frank?— I’m sorry, he’s just left home. He reach his office by 9:30.
There was nothing they could do______.
It seems you need to apologize quickly ______ a good friend.
The boy wanted to play football in the street, but his parents told him ______. A. not to B not to do C. not do it D. do not to
I don’t think it is teachers who ______ for giving students too much pressure.
Readers can ______quite well without knowing the exact meaning of each word.