The aircraft vanished without（）

An explosion is a sudden increase in amount（）

The weakening housing market continued to take its（）on the industry.

The noise of the traffic（）Paul from his work.

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.

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

He never（）to read the news but turned at once to the crossword puzzle on the last page.

I tried very hard to persuade him to join our group but I met with a flat（）

The student's first attempt at writing a play was a far（）from the work of Shakespeare.