5 . 拓展单词
1. immediate adj.立即的；即刻的→ ________ adv.立即，即刻 conj.一……就……
2. occur v. 发生→ ________ n. 发生的事情，事件
3. announce v. 宣布，宣告→ ________ n. 通告，公告→ ________ n. 广播员，播音员
4. rely v. 依赖，依靠→ ________ adj.可信赖的，可靠的→ ________ adj.不能信赖的，不可靠的
5. except prep.除……之外 conj.除了，只是→ ________ n. 例外→ ________ adj.异常的，杰出的→ ________ adv.极其，非常
6. threat n. 威胁，形成威胁的人（或事物）→ ________ v. 威胁到，危及
7. precise adj.精确的；准确的→ ________ adv.精确地，准确地
8. sufficient adj.足够的，充足的→ ________ n. 足量，充足

8 . The biography, simply titled Steve Jobs was at the top of the best-seller lists within hours of Apple’s ________ (announce) of his death.(所给词的适当形式填空)

9 . 单词释义

A. a person, team,   etc. that is thought to be in a weaker position than others. B. a spoken or written statement that informs people about sth. C. to stop sth from being done or used especially by law D. in a critical(批评的), tough, or severe(严厉的) way E. to leave your job, school, etc.// to stop doing sth

1. The population has decreased(下降，减少) sharply these years.
2. Today’s announcement of peace agreement came after weeks of discussion.
3. Soviet citizens were prohibited from travelling abroad.
4. If I don’t get more money I’ll quit the job.
5. Before the game we were definitely the underdog, and when we won all of the audience were surprised.