1 . 根据句子内容，从每组的选项中选出能匹配句子中划线部分意义的选项。选项中有两项为多余选项。

A. to provide B. showing pleasure C. the cause of trouble or danger D. the act of destroying something E. changing from one stage to another F. to increase the quality, value or status G. protecting somebody or something against attack

1. Drugs present a major threat to our society.
2. The army took up a defensive position around the town.
3. There is worldwide concern about the destruction of the rainforests.
4. Food is there to keep you health y and enhance your enjoyment of life.
5. Mrs. Hastings’ eyes grow warmer and more appreciative with my every word.

2 . Over the last ten years, the reputation of his company ________ greatly.

A．enhanced

B．was enhanced

C．has been enhanced

D．is being enhanced

5 . 请匹配单词及其英文解释。

A. a little B. the ability to see C. to increase or improve D. to meet sb or discover sth E. to allow sb to enter a place F. to like or respect very much G. to make sth impossible to do

1. admire
2. slightly
3. enhance
4. prohibit
5. encounter