3 . 词性转换
1. attract v. 吸引，引起……的兴趣→________ n. 吸引，吸引力→________ adj.吸引人的，引人注目的
2. compete v. 比赛，竞争→________ n. 比赛，竞赛→________ n. 竞争者，对手→________ adj.竞争的，有竞争力的
3. occasion n. 场合，时刻→________ adj.偶然的→________ adv.偶尔地
4. admit v. （不情愿地）承认→________ n. 承认；接纳；入场费
5. lose v. 失去，丧失→________ n. 失去，丧失→________ adj.丢失的；迷路的
6. retire vt.&vi.退休→________ adj.退休的→________ _ n. 退休
7. exist v. 存在，实际上有→________ adj.现存的→________ n. 存在
8. interact v. 互动→________ n. 互动；相互作用→________ adj.互动的，相互影响的，互相配合的

8 . Success ______ happens overnight, for it requires persistence and constant efforts.

A．occasionally

B．randomly

C．frequently

D．rarely

9 . 选词填空

respond   tension   graduate from   illustrate   occasion   energy

1. The girl was sitting on the couch, reading a book, and ______ reaching for the water on the tea table.
2. His grandfather, born in September 1950, ______ Tsinghua University in 1981.
3. Keeping a proper balance between study and rest keeps us ______.
4. She made no ______ to the question raised by her angry boss.
5. As this ______ shows, it is now man that is man’s worst enemy.
6. With the argument going on, the atmosphere in the meeting was getting more and more ______.