2019-2020年高中英语人教版必修三Unit4语言运用导学案(无答案)

2019-2020学年高中英语人教版必修三

Unit 4 Astronomy: the science of the stars语言运用导学案

编写人： 审核人： 审批人： 使用时间：_________ 【学习目标】 1．准确把握文章主旨，提升文章概括理解能力。2．听课文录音，纠正发音提升听力。 3. 激情诵读，整体理解课文，合作探究，大胆质疑。4..激情投入，享受学习的快乐。 Task1. Skim the text on Page 30-31 for the first time and then match the topic sentences with each paragraph.

Para.1 a．But returning to the earth was very frightening.

Para.2 b．When we got there, I wanted to explore immediately. Para.3 c．We visited the space in our spaceship

Para.4 d．Before we left, Li Yanping explained to me… … the most powerful. Task II. Scan the text on Page 30-31 and judge the statements True (T) or False (F). 1.The force of gravity would change four times on their journey . ( )

2. When they were on the moon, they would not feel the gravity because there was no gravity on the moon. ( )

3. Since the gravity has changed, their walk didn’t need a lot of practice. ( ) 4. “A visit to the moon” was not a real story but science fiction .( ) 5. Their returning to the earth was frightening. ( )

Task III: Read the text on Page 30-31 carefully and choose the best answer 1. The passage is mainly about________.

A．introduction of the moon B．the gravity that I felt on my way to the moon C．my visit to the moon D．my friend Li Yanping，an astronomer

2．From the text，we know that the force of the gravity would change ________times. A．2 B．3 C．4 D．5

3. When did the author feel strongest of the gravity of the earth? A．On the moon. B．On the half way to the moon. C．At the very beginning. D．On their leaving from the moon.

4. What causes the author to feel that he becomes weightless on the moon?

A．Spaceship. B．Gravity. C．His friend. D．Good feelings of the author. 5. If a man grows up on the moon，________.

A．he will grow taller than on the earth B．he will grow shorter than on the earth C．he will become fatter D．he will become weightless

TaskⅣ. Find out these useful phrases from the text on Page 30-31and translate them into English.

1. 有机会干某事 __________________ 2. 向某人解释 ___________________ 3. 起航_____________ 4. 努力挣脱地球的引力_______________ 5. 离……..太远_______________ 6. 靠近_______________ 8．感到高兴；感到振奋 9．既然 10．熟悉；掌握；理解

11．突发；爆发 _______________ 12．密切注视；当心；提防 ______________

自主朗读、识记和运用

TaskⅠ重点单词

1．pull n. & vt.拉，拖；牵引力；拔出

pull apart分开，拉开 pull down 拆掉/毁 pull in (火车)到站，进站 pull out (火车)驶出车站,离站 pull over (使)车辆停靠在路边 pull through 渡过难关，克服困难 pull up 使车停下

[即学即练] (1)Tom, give the rope _______________. 汤姆，用力拉一下绳子！

(2)The old house is dangerous and we have to _______________. 这栋旧房子很危险，我们得要请人拆掉它

(3)His injuries are severe, but he ________________________. 他的伤势很重，但有望康复。 (4)He ____________at the red light and we stopped behind him.他在红灯前把车停下，我们停在他后面

TaskⅡ重点短语

1.cheer up感到高兴；感到振奋；(使)高兴起来

[归纳拓展]cheer n．欢呼声，喝彩声v.欢呼，喝彩，加油cheering n．欢呼声adj.令人欢欣鼓舞的cheerful adj.欢乐的，高兴的；令人满意的 cheer on为某人加油

cheer leader n．(尤指体育比赛中的)拉拉队长cheer sb. up 使某人高兴；使某人振奋 cheer sb. 为某人喝彩 with good cheer 欣然地 Cheers! 干杯！祝你健康！(用于祝酒) 2. watch out密切注视，当心，提防

watch out(for)＝ look out (for)密切注意；留神…watch over 照看；看守，监视 keep a close watch/eye on 密切注视 take care 留神，注意 be careful 仔细，留神 [即学即练](1)______ ______！ There is a car coming! 当心！有车来了！ (2)______ ______ ______ cars while crossing the road. 过马路时要当心车辆。

(3)______ ______ not to catch a cold.＝______ ______ not to catch a cold. 当心别着凉。 3. break out突发，爆发

【归纳拓展】 break常用短语break out(战争、火灾、瘟疫等)爆发，突然发生break through突破；冲破break away(from...)(从……中)脱离出去；挣脱

break down(机器等)出故障；抛锚；失败；打破(门)；(化学变化)分解；感情失去控制；精神或身体垮掉break into闯入(建筑物以便行窃)break in(不及物动词词组)闯入；插括，打断 break off突然结束，中断；中止break up打碎；制止(打斗)；破裂；散场；(学校)开始放假 Trouble may break out at any moment. 灾难在任何时候都可能突然发生。 When did the war break out? 战争什么时候爆发的？

It was at midnight that a fire broke out. 在午夜时分发生了一起大火。 4. get the hang of熟悉；掌握；理解

hang about(在某处附近)等待；逗留，闲荡hang on抓住；不挂断(电话) hang on to紧紧抓住不放 hang up挂断电话 Task Ⅲ.重点句型

1.Before we left, Li Yanping explained to me that the force of gravity would change three times on our journey...

我们起飞前，李彦平向我解释说，在我们的航行中会有三次重力的改变，…

2. ...but it will not be as strong a pull as the earth's.……但月球的引力不像地球的引力那么大。 3、But when I tried to step forward，I found I was carried twice as far as on the earth and fell over.[来而当我试着向前迈步的时候，我发觉我被送出去很远，步子的跨度竟是在地球上的两倍，因而我摔倒了。 倍数表达法：

(1)“A＋倍数＋形容词或副词的比较级＋than＋B”，表示“A比B大(长、高、宽等)多少倍”。 (2)“A＋倍数＋as＋形容词或副词的原级＋as＋B”，表示“A是B的多少倍”。

(3)“A＋倍数＋the size/height/length/width，etc.＋of＋B”，表示“A是B的多少倍”。 (4)A＋倍数＋what从句 [归纳拓展]

①There are five times more books in our library than in yours. 我们图书馆里的书比你们图书馆里的书多五倍。

②He has read twice as many books as I have. 他读的书是我读过的两倍。 ③My house is twice the size of my parents. 我的房子是我父母的两倍大。

④Our city has experienced twice as much rain this year as it did last year.我们城市今年的雨水是去年的两倍。

4.Last month I was lucky enough to have a chance to make a trip into space with my friend Li Yanping,an astronomer.

我的朋友李彦平是一位宇航员。上个月我有幸得到一个机会同他一道去太空旅行。 要点提示:本句中出现“be+adj.+enough+to do”结构。 典型例句:

It is well known that it is good enough to get enough food before you start. 都知道出发前带足食物则是太好了。

It is young enough for the boy of five years old to attend school. 五岁的孩子就上学，这太早了。

相关链接:enough作副词时可以修饰形容词或副词，放在被修饰的形容词、副词之后，再加动词不定式或介词for短语构成句型:be+adj.+enough+to do sth./for sth.意思为“……足够干……”，也可和形容词一起修饰名词。如：

The room is big enough to hold the people who attend church. 屋子足够大了，足以容下做礼拜的人们。 The text is long enough for reading.

5.Walking does need a bit of practice now that gravity has changed. 既然引力改变了，走路也的确需要练一练了。

要点提示:now that 的意思为“既然，由于”，从属连词，引导原因状语从句或者时间状语从句，在口语中可以省略that。