题目内容

The factory had to _____ number of employees because of the economic decline in the country.

A. lay out B. lay off C. lay aside D. lay down

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I heard that you really had a wonderful time at John’s birthday party, hadn’t you?
A B C D

They decided to chase the cow away _____ it did more damage.

A. unless B. until C. before D. although

A. recognized B. realized C. recovered D. remembered

20 Health problems are closely connected with bad eating habits and a ____ of exercise.
A limit
B lack
C need
D demand

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