21.deadline n.最后期限，截止日期

22.unite vt.&vi.联合，团结；统一

23.grand adj.宏大的，壮丽的，堂皇的，隆重的

24.broken adj.破损的，受伤的；中止了的；不连续的

25.unemployment n.失业

26.symphony n.交响乐，交响曲

27.bachelor n.单身汉，未婚男子；学士

28.folk adj.民间的，民俗的；n.人们；亲属(尤指父母)

29.chart n.图表；海图；vt.记录；制订；绘制(地图)

30.root n.起源，起因；根，根茎

31.slavery n.奴隶身份；奴隶制→slave n.奴隶

32.format n.形式；格式；版式

33.trend n.趋势，动向

34.discrimination n.歧视，区别对待；辨别力，鉴赏力→discriminate vi.& vt.歧视；区分

35.scream vi.尖叫，高声喊；呼啸；n.尖叫，尖锐刺耳的声音

语境活用　[用所给词的正确形式填空]

1.Now we have the most direct evidence(evident) yet that he is right.

2.It houses a diverse collection(collect) of more than 2,300 examples of European art ranging from 13th-century religious paintings to more modern ones by Renoir and Van Gogh.

3.Cinemas have gradually(gradual) given way to the rise of the Internet and cellphones，and the ticket price is on the increase.(2017·江苏)

4.Some think that a woman's body cells have a tendency(tend) to age more slowly than a man's.

5.The boss of the company is trying to create an easy atmosphere where his employees(employ) enjoy their work.

6.The research on the new flu virus vaccine is challenging and demanding(demand).Who do you think can do the job?

7.In the past，white people tended to be prejudiced(prejudice) against black people just because of their races.

8. Sorry to disturb you，but the noise in your room is too disturbing.(disturb)

9.The merciful(mercy) king saved him from death.

10.Music has been called the universal(universe) language.

1.be set in以......为背景