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

In China,it is quite (nature)（） for people to go back home for the Spring Festival.

I expected a bigger payment, but I suppose you have to be（）for small mercies.

Mr. Sanders has been asked to（）the next meeting of the committee.

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

His company promised to pay for his health （）in addition to other benefits.

Mr. Edward was not in, so his brother acted as （）at the party.

An explosion is a sudden increase in amount（）

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

The aircraft vanished without（）