人教版高中英语必修三Unit4 Astronomy the science of the stars

1 Section Ⅲ— Grammar

课后篇巩固探究

一、根据句意用适当的词填空

1.They lost their way in the forest and made matters worse was night

began to fall.

答案:what;that

2. has helped to save the drowning girl is worth praising.

答案:Whoever

3.It is said Peter will have a chance to travel abroad next month.

答案:that

4. the astronomers eat in space is we want to know.

答案:How;what

5.

he lost his new car upset him a lot.

答案:That

6.I read about it in this book or that one.Does it matter it was?

答案:which

7. answers the question correctly will be given a prize.

答案:Whoever

8. he didn’t come yesterday is unknown.

答案:Why

9. we will go there tomorrow or not hasn’t been decided yet.

答案:Whether

10. will be sent to help them is very important.

答案:Who

11.Is you told me really true?

Unit4 Astronomy：the science of the stars

常考单词、高频短语和写作句式

Ⅰ. 常考单词必背

1．harmful adj. 有害的

It's harmful to your eyes to read books in the bus.

在公共汽车上看书对你的眼睛有害。

[快速闪记]

(1)be harmful to... 对……有害

(2)harmless adj. 无害的

harm n. 损害；伤害 v. 对……有害；伤害；损害

2．exist vi. 存在；生存

Nothing exists on the moon as there is no water and no air.

月球上没有东西生存，因为那里没有水和空气。

[快速闪记]

(1)exist in 存在于

exist on 靠……生存

There exist(s)/existed... 某地有/存在……

(2)existence n. 存在；生存

3．puzzle n. 谜；难题 vt.&vi. (使)迷惑；(使)为难

The puzzled look on her face suggested she was puzzling over the puzzling math problem.

她困惑的表情暗示了她正在思考那个令人困惑的数学问题。

[快速闪记]

(1)be in a puzzle 感到困惑；不知如何是好

puzzle about/over 冥思苦想；苦苦思索

(2)puzzling adj. 令人迷惑的

puzzled adj. 感到迷惑的

4．pull n. &vt. 拉(力)；拖；牵引力

She pulled his sleeve to get his attention.

她拉拉他的袖子以引起他的注意。

[快速闪记]

pull down 摧毁、推翻、拆除

Unit 4 Astronomy: the science of the stars

Contents 目录

一、单元教学目标和要求(Teaching aims and demands)

二、教材内容分析(Analysis of the teaching materials)

三、单元预习任务(Pre-unit task）

四、教学安排(Teaching arrangements) 五、教学步骤 (Teaching procedures)

六、背景参考资料(Background knowledge)

七、评价与反思(Assessment and reflection)

一、 教学目标和要求(Teaching aims and demands)

根据《英语新课程标准》（实验稿）关于总目标的具体描述，结合高一学生实际和教材内容，我们将教学目标分为语言知识、语言技能、学习策略、情感态度、文化意识五个方面。

1． 语言知识 （Knowledge）

词汇（Vocabulary）：

能理解、内化、运用以下生词--atmosphere, violent--violence, solid, explode, oxygen, surface,

planet, harmful—harm, development—develop, spread, method, presence, telescope, disappointed,

force, gradually, float, mass,

短语(Phrases and expressions)：

the solar system, in time, carbon dioxide, prevent… from, depend on, cheer up, now that, break

out,

功能(Functions)：学习掌握一些用于陈述问题及给予意见的结构，如：

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内容标题 必修 3 Unit 4 Astronomy: the science of the stars名词性从句——主语从句与同位语从句

编稿老师 林静

【本讲教育信息】

一. 教学内容：

名词性从句——主语从句与同位语从句

二. 知识精讲：

（一）主语从句

1. 概念与引导词

在复合句中充当主语的从句就叫做主语从句。引导主语从句的连接词有that, whether, who,

whom, whose, what, which, whoever, whatever, whichever, where , when , why , how

Where we shall have the meeting makes no difference.

我们在哪开会都无所谓。

That we were invited to a concert this evening is good news to us.

我们被邀请去参加今晚的音乐会，这对于我们来说是个好消息。

2. 主语从句需要注意的问题

（1）从属连词that在主语从句中不作任何成分，只起连接作用，但不能省略，并且可以用形式主语it代替，把that从句置于句末。

That he will come to the conference has excited every one of us.

他要来参加会议使我们每一个人都很激动。

It is decided that the meeting will be put off till next Monday.

已决定将会议推迟到下周一。

（2）主语从句常用it作形式主语，常用于以下固定句式中：

①It +be +形容词（obvious, natural, surprising, wonderful, possible, likely, certain, necessary,