人教版高中英语选修六Unit2 Language points课件

1 / 4 Unit4 Using Language 重难点词汇详解

1. come into being形成；产生

come into existence产生，成立

come into use 开始被采用

come into effect/force开始生效

come into power当权，上台

come into fashion开始流行

教材原文

They lived on the earth tens of millions of years ago, long before humans came

into being and their future seemed secure at that time. 数千万年前，恐龙在地球上生活，比人类的出现要早得多，那时，它们的未来似乎是安全的。

经典例句

①What did the custom come into being?

这个习俗什么时候形成的?

②We do not know when this world came into being.

我们不知道这个世界是何时形成的。

③Before the job of teaching came into being, families had been responsible for

the education of the young.

在教师这一职业出现之前，家庭一直负责教育年轻的一代。

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2. inspect vt. 检查，视察

inspector n. （警察）巡官，视察员

inspection n. 检查，视察，检阅

教材原文

When scientists inspected the bones, they were surprised to find that these

dinosaurs could not only run like the others but also climb trees. 当科学家们观察它们的骨头时，他们惊奇地发现这些恐龙不仅能像其他恐龙一样可以跑，而且还可以爬树。

1 / 3 Unit3 单元语法详解

“it”的用法

一、代词it

1. 代替前文提到的事物。如：

——Where is the dog?-It's in the bedroom. ——狗在哪?——在卧室里。

2. 指性别不明的婴儿或不明确身份的人。如：

There is a knock on the door. It must be the postman.

有人在敲门，一定是邮递员。

3. 代替指示代词 this，that。如：

——What's this?——It's a new machine. ——这是什么？——是一种新机器。

二、it 用于某些句型

It's time for sth. 该做某事了

It's time to do sth. 该做某事的时候了

It's time for sb. to do sth. 是某人该做某事的时候了

It's(about/high）time+that从句某人该做某事了（从句谓语用一般过去时）

It's the first(second)time+that从句某人第几次做某事（从句谓语用现在完成时）

It's+时间段+since从句自从……有多长时间了

It will be/was+时间段+before从句过多长时间才……

(1）It is the first time that I have been here.

这是我第一次来这儿。

(2）It is three years since the war broke out.

自战争爆发以来有三年了。

(3）It will be half a year before I come back.

还得再过半年我才能回来。

三、it用作形式主语

当不定式、动名词、从句等复杂成分用作句子主语时，为保持句子平衡，通常把真正的主语后置，而在句首使用形式主语t。如：

(1）It's unknown when he will come.

Unit 2 Poems language points课时作业

第一节 单项填空（共15小题；每小题1分，满分15分）

请认真阅读下面各题，从题中所给的A、B、C、D四个选项中，选出最佳选项。

1. According to the rule of the game, students should give a truthful answer with the

reality of their world.

A. relevant B. flexible C. authentic D. consistent

2. It was in the early 1990s that cartoons began to take off in China, there were only

picture-story books.

A. where B. when C. after that D. before

which

3. --- It’s really a surprise that I happened to meet Will, my old schoolmate in the art gallery last

week.

---If my memory serves me right, you each other for more than a decade.

A. haven’t seen B. hadn’t seen C. didn’t see D. don’t see

4. As our teacher often puts it, to key universities those who will never give up

halfway.

A. being admitted; are B. admitting; is C. admitted; are D. to be admitted; is

Unit 2 Poems language points课时作业

Ⅰ.单词拼写

1．We cannot develop our national economy without science and ________(技术)．

2．The ________(文凭) is very important for him to get the job.

3．There is a big underground railway ________(系统) in London.

4．I cannot accept you as my ________(助手)．

5．The magazine is aimed at ________(少年) and young adults.

6．The couple cleared up their m________ and made up.

7．Her failure made her parents d________ and they were in bad mood.

8．The cause of the sudden d________ of Loulan Ancient City remains unknown.

9．After checking the answers, c________ the mistakes you've made.

10．When I am in trouble, my friends always give me a lot of e________.

答案：1.technology 2.diploma 3.system 4.assistant

5．teenagers 6.misunderstanding 7.disappointed

8．disappearance 9.correct 10.encouragement

Ⅱ.选词填空