The price they offered for my old car was so low that I（）it down.

An explosion is a sudden increase in amount（）

The aircraft vanished without（）

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

Our department（）courses in several foreign languages.

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

Inquiries（）the condition of the patients may be made personally or by telephone.

The survivors（）to a floating tree in hopes of rescue.

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

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