译林版（2020） 选择性必修第一册 Unit 1 Food Matters Extended reading Language points 课件（19张）

(共19张PPT)
1. I don’t mean the floor of your apartment, or the pavement you walk on, but rather what the Earth is actually made of.
but rather：used to express an opposite opinion
恰恰相反；而是
表示转折关系，rather起加强语气作用
e.g. He is fairly clever but rather lazy.
The beach is beautiful, but rather cold at this time of the year.
not … but rather … 不是……而是……
rather than 而不是
would rather 宁愿，宁可
would rather ... than ... 宁愿……而不愿……
e.g. The problem is not their lack of funding, but rather their lack of planning.
We'll have the meeting in the classroom rather than in the hall.
I think at the beginning we’d rather have some fairly quiet and peaceful music.
2. To find out more about the Earth’s make-up, scientists have drilled very deep holes but none have reached the mantle as yet.
as yet: until now or until a particular time in the past
直到现在 （多用于否定句）
e.g. I had not as yet made up my mind what attitude to take towards him.
As yet we have not made any plans for the holidays.
and / but yet 但是
not ... nor yet … 不……也不……
e.g. I offered him still more, and yet he wasn’t satisfied.
The plan is very good, but yet it can be better.
The boy does not want my help nor yet my advice.
根据中英文提示完成下列句子， 每空一词。
1) 造成这种疾病的原因迄今为止几乎一无所知。
____ _____ little is known of the causes of the disease.
2) 他有份好工作，然而他却好像总也没有钱。
He has a good job, _____ _____ he never seems to have any money.
and yet
As yet
3. The intense pressure and heat inside the Earth can close up a deep hole or break a drill.
close up:
1) to become narrower and less open （使）变狭窄
2) to come closer together; to bring people or things closer together （使）靠拢，靠紧
3) to shut and lock sth such as a shop/store or a building, especially for a short period of time
（尤指临时）关门停业
e.g.
The class president ordered the students to close up.
Traffic was heavy and cars were closing up behind each other.
The resorts are all closed up for the season.
When it rains, there is no alternative but to close up shop.
close down 关闭，停业
(be) close to 接近，几乎
(be) close to sb. 与某人亲密
bring ... to a close 使……结束
用close短语完成句子。
1) If the firms failed to make enough money, they would ___________.
3) She was __________ tears when hearing the sad news.
4) The troops __________ and prepared to begin the attack.
close down
close to
closed up
4. It has been discovered that under certain extreme conditions of pressure and temperature, water forms ice cages that trap hydrogen inside.
under ... conditions: if something happens under particular conditions, it happens when those conditions exist 在……的条件
e.g. The system operates well under normal conditions.
You may go under certain conditions.
in good / poor condition 处于良好/不好的状态
on condition that ... 条件是……
on no condition 绝不
out of condition 身体不适
根据中英文提示完成下列句子， 每空一词。
1) 汽车一直保养得很好，状况非常好。
The car has been well maintained and is _______ ________ __________.
2) 你可以去那儿，条件是回来吃饭不能太晚。
You can go there _______ ________ _______ you don't come back late for dinner．
3) 很想想象这些孩子们在如此差的条件下学习。
It’s difficult to imagine that children are sing _______
_______ _______ __________.
in good
on condition that
under
condition
such poor conditions
5. Other scientists hope that research into microorganisms deep inside the Earth would cast light on the origin of life.
其他科学家希望，对地球深处微生物的研究会使人们了解生命的起源。
cast / throw / shed light on:
to provide new information about something, making it easier to understand 使（问题）较容易理解
e.g. These new discoveries may cast light on the causes of the phenomenon.
Recent research has cast light on the causes of the disease.
cast a shadow / cloud over ... 在……上投下一层阴影
cast a look / glance at ... 看一看，瞥一眼
be cast down 沮丧，不愉快
cast doubt(s) on sth. 对某事产生怀疑
根据中英文提示完成下列句子， 每空一词。
1) 树投影在窗户上。
The tree ______ ______ _______ _______ the window.
2) 他的话使人们对这个问题有了新的认识。
His words ________ _______ _______ _______ the problem.
3) 最近销售额的下降使人们对这家小公司的未来产生了怀疑。
The recent decrease in sales ______ ______ _______ the small company’s future.
cast its shadow on
cast new light on
casts doubt on
6. But not to worry, it’s over 6,000 °C here and so we were all cooked a long time ago!
但是别担心，这儿的温度在6000摄氏度以上，因此我们在很早以前就被烤熟了！
not to worry: it is not important; it does not matter
别担心，不必发愁 (口语表达)
e.g. Not to worry — we can fix the problem.
Not to worry — no harm done.
Not to worry, we can always go another time.
Don’t worry 别担心（表示劝慰）
Don’t worry if you can’t finish all the questions.
nothing to worry about 没什么可担心
It's just a check-up – nothing to worry about.