高中英语必修二Unit4-知识点讲解及答案

必修二第四单元

I.词汇短语过关

1. respond vi.回答，答复；响应，作出反应

response n. 回答，回复；反应

respond to sb./sth回答（比answer, reply to正式）

respond to sb./sth. （with/ by sth.）用. 回应某人（事）

respond to （疾病、身体的受伤部分）对医药有良好反应

respo nse to sb./sth.对人/物）的回答/回复/反应

in resp onse to作为对.. 的反应

[即学即练1]

（1）______________________ They still haven't my letter.

他们至今仍没有回我的信。

（2）___________ He _________________ my suggestion a laugh/ laughing. 他对我的

建议报以一笑。

（3）______________________ His illness didn't treatment by drugs.

他的疾病对药物治疗没有反应。

（4）_______________________________________ My mother opened the door the knock, but there was no

one outside.

听到敲门声后，我妈妈打开了门，但外面一个人都没有。

responded to , responded to , with , by , respond to , in response to

2. certain adj. 确定的；无疑的；某（种）

⑴作“某（种）”讲时，同义于some但some前不加冠词。

for a certa in reason^ for some reas on 由于某种原因

certa in professors^ some professors 某些教授

a certain amount of time 相当一段时间

（2）作“确信的，有把握的”讲时，同义于sure.但是certain的主语既可以是人，

也可用于It is certain that...句型，而sure 主语只能是人。

“be certain/sur3从句”（人）有把握/确信（表示主语的信念）

be certain/sure of/about sth. 人（）确信（表示主语的信念）

be certain/sure to do sth.必定/肯定会做某事（主语常为二、三人称，表示说话人的信

念）

“ make certain/sure^从句”弄清楚/确保...

make certai n/sure of/about sth.把某件事情弄清楚

for certain/sure 确定地，确切地（做状语）

It is certain that... 一定会.... (不能用sure)

[ 即学即练2]

(1) There was ________________ i n his manne他的态度有点冷淡。

(2) Are you ___________________ i? 你对此有把握吗？

(3) He is _________________ his duty他肯定会尽职。

(4) _______________ he has wron ged me.确信他冤枉了我。

⑸________________ their team will win the match他们队肯定会赢得比赛。

a certain coldness , certain about/of , certain to do , I 'm certain that , It 's certain that

3. contain vt.包含；容纳(=hold);抑制(=control)

[ 即学即练3]

(1) His paper __________ no mistakes at all.

他的试卷没有一点错误。

(2) Orange juice __________ t h i n g s which help keep you healthy.

橘汁里含有有益于健康的东西。

(3) This bottle _________ two glasses of beer.

这个瓶子可容纳两杯啤酒。

(4) He could n't __________ f or joy 他不胜欢喜。

contained , contains , contains , contain himself

4. affect vt影响；感动；(疾病)侵袭

be greatly/deeply affected 很/深受感动

be affected by heat/cold 中暑/着凉

be affected with high fever 发高烧

[ 即学即练4]

(1) The amount of rain _____ t he growth of crops降雨量直接影响庄稼生长。

(2) 0 ne of her lungs ___________ a little so that she has to rest 她的一叶肺有些感染，所以她不得不休息。

(3) The audience __________________ by his speech.

听众被他的演讲深深打动了。

affects , is affected , were deeply affected