2019学年度人教版选修八Unit 3Inventors and inventions Period2Language points学案设计

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