She couldn't（）laughing at him in those clothes.

I could not persuade him to accept it,（）make him see the importance of it.

The aircraft vanished without（）

I want you to succeed without（）and firmly believe that you will succeed if you try hard enough.

Since we can't hear you at the back of the hall, you'll have to（）your voice.

We forgave her anger because we knew that her father's illness had put her under great （）

She is very nice, but because she has a（）way of speaking, she is slow in making friends

People appreciate（）with him because he has a good sense of humor.

Shall we request the chairman（）our suggestion again?

Some say yes and others say no; I don't know （）to follow.