新人教版选修8Unit 3 Inventors and inventions知识点课件(54张ppt）

(共54张PPT)
Unit 3 Inventors and inventions
课文经典回顾
重点词汇讲练
写作句型仿写
词句基础过关
1. _____ him by the collar抓住他的衣领
2. ____ me on the shoulder轻轻地拍我的肩
3. download others’ _____下载别人的文件
4. can’t _____ being laughed at忍受不了被嘲笑
5. ___________ right from wrong明辨是非
6. _____ the wrong number拨错电话
dial
seize
tap
files
bear/stand/tolerate
distinguish
7. _________ her with roses把她与玫瑰联想在一起
8. drive with _______ 谨慎驾驶
9. the ________ form of a verb动词的被动形式
10. be ______ for three months有效期三个月
11. a ____________________ job一份稳定的工作
12. electronic __________ 电子产品
products
associate
caution
passive
valid
stable/secure/steady
1. ripe n.专利证书；专利权
2. innocent n.流；电流 adj.当前的
3. dynamic adj.充满活力的；动态的
4. current adj.清白的；天真的
5. patent adj.熟的；成熟的
6. walnut n.香水；香味
7. powder n.稻草；麦秆；饮料吸管
8. perfume n.胡桃；胡桃木
9. straw n.粉末；火药
10. criterion n.(评判的)标准；尺度
11. dot n.电话簿；商行名录
12. court n.点 vt.以小圆点标出
13. courtyard n.法庭；法院
14. version n.院子；天井
15. directory n.版本；译本
16. string n.直升飞机
17. wire n.三角形；三角形物体
18. triangle n.灯笼；提灯
19. helicopter n.线；绳子；一串
20. lantern n.金属丝；电线
1. __________(person) is organizing the training of the new members of staff.
作主语用名词，由“正在组织新雇员的培训”可知，主语应是“人事部”。

2. Human brains have more than 100 million cells per ______ (cube) centimeter.
在名词centimeter前作定语用形容词，表示“立方的”。
Personnel
cubic
3. It’s _________(freeze) in this house. Can’t I
turn on the heating?
作表语用形容词，表示“冰冻的，严寒的”。

4. The snakes _________ (abrupt) disappeared
into a convenient hole in the wall.
修饰动词disappeared用副词，表示“突然”消失。

5. Be________ (mercy) to those who show mercy.
作表语用形容词，表示“仁慈的”。
freezing
abruptly
merciful
6. I bought a bookshelf which was made of _________ (stain) steel.
在名词steel(钢)前作定语用形容词，表示“不锈的”。

7. Call me up this evening, if it’s ___________ (convenience) for you.
作表语用形容词，表示“方便的”。
stainless
convenient
8. Gina has succeeded beyond our _________ (expect).
作介词beyond的宾语，或者说在形容词性物主代词our后, 要用名词, beyond one’s expectations表示“超出某人的期望，出乎所料”。

9. We have to admit that he’s a highly________ (competence) man.
在名词man前作定语用形容词，表示“有能力的”。
expectations
competent
10. The boy walked past us, singing ________ (merry).
修饰动词singing用副词，表示“高兴地”。

11. It’s an interesting idea but there are many __________ (practice) difficulties.
在名词difficulties前作定语用形容词，表示“实际的”。
practical
merrily
12. The school was not big enough so an
__________ (extend) was built onto it.
在冠词后用名词，表示“扩大的部分”。

13. I used my driver’s license as ___________ (identify).
作介词as的宾语用名词，表示“身份证明”。
extension
identification
14. Being very stable, it(四面体) has proved ___________ (valuable) in the design of bridges.
因prove作“被证明是，结果是”是系动词，后加形容词; 表示“无价的，极宝贵的”, 用invaluable (=priceless)。顺便提提，invaluable的反义词是valueless或worthless。

15. He has achieved ____________(recognize) and respect as a scientist.
作宾语用名词，表示“认可，承认”。
recognition
invaluable

1. ____________ the lake跳进湖中
2. ____________次序颠倒；发生故障
3. ____________打通电话；做完；通过
4. _________ 不挂断；稍等
5. ______________ 挂掉电话
dive into
out of order
get through
hang on
ring off/hang up

6. _____________________________ 回复电话
7. ___________ preparing supper开始做晚饭
8. __________ to do sth开始做某事
9. ____________________________________
偶尔；有时
10. ____________ 交通堵塞
traffic jams
ring back/phone back/call back
set about
set out
now and then/from time to time/at times
1. The first thing I tried to do was to see
___________ there were products that might help me, but there only seemed to be powders designed _______(kill) snakes.我先看看有没有
能派得上用场的产品，但好像只有一些用来杀死蛇的药粉。
whether/if
to kill
2. Only ________you have had that recognition can you say that you are truly an inventor.只有取得那样的认可之后你才可以说自己是个真正的发明者。

3. Between the outside and the inside walls of the bowl there is some jelly, ________ freezes when cooled. 在碗的外壁和内壁都抹上果冻，这些果冻冷却后就会结冰。
after
which
4. Every time you do you will be certain _______ (find) something that you have never seen before. 每当你这么做的时候，你一定会发现你以前从未见过的某些东西。

5. ________(follow) it up, explore all around it, and before you know it, you will have something worth __________(think) about to occupy your mind.跟踪下去，不断探索，不知不觉中，你就会发现某种值得思考的东西占据着你的头脑。
thinking
to find
Follow
When I called up my mother in the countryside on the telephone she was very upset. “There are some snakes in our courtyard,” she 1 _____ (tell) me. “Snakes come near the house now and then… Can you get rid of them please?” I felt very proud. Here was a chance for me to distinguish myself 2 _____ inventing something 3 _________ (mercy) that would catch snakes but not harm them.
told
by
merciful
I knew my parents would not like me 4 _______ (hurt) these living creatures!
The first thing I did was to see if there were any products 5 _______might help me, but there only seemed to be powders 6 _________(design) to kill snakes. 7 ______new approach was clearly needed. I set about 8 ____________(research) the habits of snakes to find the easiest way to trap them. 9 _________(lucky) these reptiles are small and that made the solution 10 _______(easy).
easier
to hurt
that
designed
A
researching
Luckily
Prepared with some research findings, I decided on three possible approaches: firstly, removing their habitat; secondly, attracting
them into a trap use male or female perfume

or food; and thirdly cooling them so that they would become sleepy and could be easy caught.

I decided use the last one. I buy an ice-cream

maker which was made from stainless steel.
Between the outside and the inside walls of the bowl there are some jelly, that freezes when

cooled. I put on the bowl into the fridge and waited for 24 hour. At the same time we prepared

some ice-cubes.
1. use→ using 用现在分词短语作状语，表
示方式。
2. easy→ easily 修饰动词用副词作状语。
3. 在decided后加to 由decide to do sth可知。
4. buy→ bought 与上下文中的decided, was一致。
5. from→ of 由不锈钢制成，成品中应是看得出原料的，用of。
6. are→ is 因there be后的名词jelly(胶状物)是不可数名词(单数)，be用单数，一般现在时用is。
7. that→ which 因that不能引导非限制性定语从句。
8. 去掉put后的on 表示“将……放入……里面”就是put…into。
9. hour→ hours 二十四小时用复数。
10. we→ I 与上文人称一致。
seize an opportunity／a chance抓住机会
seize sb by the arm抓住某人的胳膊
seize on／upon sth 利用
seize sth from sb 把某物从某人手中抢过去
1. seize vt. 抓住；夺；夺取
⑴ His father asked him ___________________ _________________ (抓住时机赚一些钱).

⑵ The little boy ____________________ (抓住我的胳膊)and asked me for help.

⑶ The critics ________________(利用) my mistake and said I was ignorant.
seized on/upon
to seize the chance to
make some money
seized me by the arm
bear doing sth/ to do sth忍受做某事
bear sth in mind牢记
bear the responsibility/ the blame承担
责任/ 承受责备
2. bear vt. 忍耐；经受住；负担
⑴ I _____________________ (听不下去)any longer，so I left the room.

⑵ I can’t bear __________________ (别人叫
我等待).

⑶ You must ______________(记住)that your parents hope to depend on you to become a doctor.
bear it in mind
couldn’t bear to listen
being kept waiting
associate…with… 把……和……联系在一起
be associated with… 与……有关/联系在一起
associate with sb 与某人交往;打交道
3. associate vt. 联想；联系 n.同伴；伙伴
association n.协会；社团；联合
⑴ 提起杭州，人们就会想到西湖。
People always ______________________
___________.

⑵ 我不想同那个社团有任何瓜葛。
I don’t want to _____________________
____________.
be associated with that
associate Hangzhou with
the West Lake
association
It is convenient to sb 对某人来说很方便
It is convenient for sb to do sth 对某人来说做某事是方便的
for convenience为方便起见
at one’s convenience在某人方便的时候
4. convenient adj. 方便的；便利的
⑴ 电视不仅是一种方便的娱乐来源，而且也是相对(comparatively)便宜的一种。
Television is not only a convenient source of entertainment, but a comparatively cheap one.

⑵ 你方便明天开始上班吗?
Will it be convenient for you to start work tomorrow?
distinguish between…and… 把……和……区分开来
distinguish…from… 辨别(……与……的不同)；使……有别于……
distinguish oneself 使自己表现突出
5. distinguish vt. 区分；辨别；使杰出；使表现突出
⑴ 学生应该学会明辨是非。
tell the differences between…and…
=tell…from… 把……与……区分开
Students should learn to distinguish right from wrong.
⑵ 沉迷电脑游戏使很多人分不清什么是生活，什么是游戏。
Addiction to computer games ______________
________________________________________
___________.
makes it hard
for many people to distinguish between life
and games
every now and then，from time to time，at times，once in a while，on occasion
6. now and then偶尔；有时
⑴ 进入高三以后我们还是偶尔见面，但不像以
前那么经常了。
We __________________________ in Senior Three but not ___________we ________.

⑵ 他时常因为自己没能抓住成功的机遇而后悔。
Now and then he regretted not having seized on the opportunity of success.
see each other now and then
used to
as often as
call back回电话;召回(产品)
call on拜访(人)；号召
call at拜访(某地)
call for需要；呼吁
call in请来；找来
call off取消
ring up给……打电话
ring back回电话
7. call up给……打电话(telephone)；使回
忆起(recall)
用恰当的介词或副词填空。
⑴ This is the work that calls _____ much patience.

⑵ Human Rights groups are calling _____
the release of political prisoners.

⑶ He had to call ____ the meeting because
of the bad weather.
for
for
off
⑷ I’ll call ____ him tomorrow. Do you want
to visit him with me?

⑸ The company has called _______ all such models built in 1990.

⑹The government then called ____ troops
to deal with the disturbances.

⑺ The old photo calls ____ memories of my childhood.
up
on
back
in
hold on别挂断(电话)；ring off挂断电话
8. hang on别挂断；稍等；紧紧握住(+to)
hang on to… 抓紧……
hang up挂断电话
get the hang of了解；熟悉；掌握
⑴ ___________________ (抓紧那根绳子)；don’t let it go.

⑵ The line was engaged and the operator asked if __________________(我愿意等一下).

⑶ It’s difficult for a beginner to_________ ________(掌握)English idioms.
get the
Hang on to the rope
I’d like to hang on
hang of
go through经历；经受；审查；浏览
look through 浏览；仔细查看
9. get through通过；成功；做完；到达；
接通电话(设法联系上)
朗读并指出下列句中画线部分的汉语意思。
⑴ We managed to get through the forest
with his help. ( ___________ )

⑵ When I get through with my work，I
will join you. ( _______ )
完成
通过/穿过
⑶ Tom got through in the examination.
( ____________ )

⑷ I rang you several times but couldn’t
get through. ( ______ )

⑸The train failed to get through in time because of the floods. ( ______ )
到达
通过(考试)
打通
⑴ 只有抓住今天，才能赢得明天。
Only when you seize today _____________ tomorrow.

⑵ 只有用这种方法我们才能够积极而有效地学习。
Only in this way can we learn actively and effectively.
1. Only…can you… 只有……你才能……
can you win
⑴ 只有等我们有了孩子才会知道为人父母的无私付出和艰辛。
___________________________ we know_____ _______________ and hardships of our parents.

⑵ 直到1454年欧洲才印刷了第一本书。
It was not until 1454 that the first book was printed in Europe.
2. It was not until…that… 直到……才……
It is not until we have kids that
selfless devotion
the
前后是顺承关系用and；是转折关系，则用or连接。祈使句相当于一个条件状语从句。
3. 祈使句+and/ or+陈述句 如果……，就会/ 否则……
Hang on and you will succeed sooner or later. 坚持住，你迟早会成功的。
⑴ 如果你更加努力学习，在学习上你就会成功。
翻译下列各句，每句至少有三种译法。
Work harder and you’ll succeed in your study.
=If you work harder, you’ll succeed in your study.
=Working harder, you’ll succeed in your study.
⑵ 如果你不刻苦学习，你就会考试不及格。
Study hard, or you’ll fail in your exams.
=If you don’t study hard, you’ll fail in your exams.
=You’ll fail in your exams unless you study hard.