1. Many people lost their jobs during the business ________.

A) desperation B) decrease C) despair D) depression

2. Whenever a big company ________a small one， the product almost always gets worse.

A) gets on with B) cuts down C) takes over D) puts up with

3. Mr. Smith was the only witness who said that the fire was ________.

A) mature B) deliberate C) meaningful D) innocent

4. The beam that is ________ by a laser differs in several ways from the light that comes out of a flashlight.

A) emitted B) transported C) motivated D) translated

5. Modern forms of transportation and communication have done much to ________ the isolation of life in Alaska.

A) break through B) break down C) break into D) break out

ADCAA