英语：Unit 3 Inventors and inventions学案(新人教版选修8)

Unit 3 Inventors and inventions

核心单词

1. distinguish

vi.&vt. 显示¡­¡­的差别；使¡­¡­有所不同；辨别（常与from, between连用）；区别；区分

I can distinguish them at a distance.

从远处我就能认出他们。

The man distinguishes himself by his wisdom.

这个人因他的才智而扬名。

常用结构：

distinguish A from B 辨别A与B

be distinguished from 不同于¡­¡­

be distinguished by 以¡­¡­为特征

be distinguished for 因¡­¡­而著称

distinguish oneself 使出众；使著名

高手过招

(1)单项填空

It is not easy to cultured pearls from genuine pearls.

A. distinguish

B. separate

C. identify

D. recognize

(1)解析：选A。考查词语辨析。distinguish ...from 辨别，把¡­¡­和¡­¡­区别开；separate ...from把¡­¡­隔开；identify辨别；recognize认出，这两个词后面都不跟from。

(2)完成句子

①Can you distinguish (中间) those two objects?

②Children should be taught to (分辨是非).

③Speech human beings (不同于¡­¡­) the animals.

④The Chinese nation is (因¡­¡­而著称) its diligence and courage.

答案：①between

② distinguish right from wrong

③distinguishes; from

④distinguished for

2. convenient

adj.便利的，方便的;就近的

常用结构：

be convenient to/for sb. 对(某人)方便

It is convenient to do sth. 做某事方便

Our house is very convenient for the shops.

我们的房子离商店很近。

联想拓展

convenience n. 方便

at your convenience 在你方便的时候

if it suits a person s convenience如果对某人方便

for the convenience of sb. 为了某人方便起见

高手过招

(1)单项填空

Our new house is very for me as I can get to the office in five minutes.

A. Adaptable

B. comfortable

C. convenient

D. available

(2)完成句子

Come and see me (无论你何时方便).

(3)选词填空(convenient/convenience)

①We must arrange a time and place for the meeting.

②I keep my reference books near by desk for .

(1)解析：选C。由in five minutes可知，此处应表示¡°便利的，方便的¡±。A项意为¡°能适应的¡±；B项意为¡°舒适的¡±；D项意为¡°可以利用¡±，均不符合句意。

(2)whenever it s convenient to you

(3)①convenient ②convenience

3. bear

vt. 忍受；具有，带有；显示（标记或特性）；忍耐；负担

The letter bears no signature.这封信上没有署名。

易混辨析

bear/endure/stand/tolerate

bear强调忍受者对痛苦、忧虑、烦恼以及责任的承受力，常用于否定句中。

endure意为¡°经受长期的艰难、困苦或折磨而不屈服¡±，强调持久力和意志坚强，常用于否定句中。

stand强调不屈不挠或经受得起，常用于否定句中。

温馨提示

tolerate意为¡°忍受某人或某种行为而不反抗¡±，语气最弱，可用于肯定句和否定句中。bear表示¡°忍受¡±时其后可跟doing sth.表示习惯性动作，也可跟to do sth.表示某一次具体动作，且多与 can, could，be able to连用；作¡°生产，生育¡±讲时，有两种过去分词形式：borne指¡°生产，生育¡±，而 born 指¡°出生¡±。

高手过招

(1)单项填空

I don t think our relationship could the strain of her mother visiting for

a month.

A. bear

B. tell

C. put up

D. hold

(2)选词填空(bear/endure/stand/tolerate)

①Our tent won¡¯t another storm like the last one.

②I can¡¯t to wait any longer.

③She s already had to three painful operations on her leg.

④I will not that sort of behaviour in my class.

(1)解析：选A。bear 承受，符合句意；tell区别，告诉；put up 举起，张贴；hold持有。

(2)①stand ②bear ③endure ④tolerate

4. seize

vt. 抓住；捉住；占据；（指强烈的感情﹑愿望等）突然影响或控制（某人）；夺

She seized me by the wrist. 她抓住了我的手腕。