1、1.I dont 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 恰恰相反恰恰相反；而是；而是表示转折关系表示转折关系，rather起加强语气起加强语气作用作用e.g.He is fairly clever but rather lazy.The beach is beautiful,but rather cold at this tim
2、e of the year.not but rather 不是不是而是而是rather than 而不是而不是would rather 宁愿宁愿，宁可宁可would rather.than.宁愿宁愿而不愿而不愿 e.g.The problem is not their lack of funding,but rather their lack of planning.Well have the meeting in the classroom rather than in the hall.I think at the beginning wed rather have some fairly
3、 quiet and peaceful music.2.To find out more about the Earths 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 直到现在直到现在（多用于否定句）（多用于否定句）e.g.I had not as yet made up my mind what attitude to take towards him
4、.As yet we have not made any plans for the holidays.and/but yet 但是但是not.nor yet 不不也不也不e.g.I offered him still more,and yet he wasnt 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，根据中英文提示完成下列句子，每空一词。每空一词。1)造成这种疾病的原因迄今为止几乎一无所知。造成这
5、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。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 yetAs yet3.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 l
6、ess open（使）变使）变狭窄狭窄2)to come closer together;to bring people or things closer together （使）靠拢，靠紧使）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）关门停业尤指临时）关门停业e.g.The class president ordered the students to close up.Traffic was heavy and cars
7、 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 关闭关闭，停业停业(be)close to 接近接近，几乎几乎(be)close to sb.与与某人亲密某人亲密bring.to a close 使使结束结束用用close短语完成句子。短语完成句子。1)If the firms failed to make enough money,they w
8、ould _.3)She was _ tears when hearing the sad news.4)The troops _ and prepared to begin the attack.close down close toclosed up4.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 happ
9、ens under particular conditions,it happens when those conditions exist 在在的条件的条件e.g.The system operates well under normal conditions.You may go under certain conditions.in good/poor condition 处于处于良好良好/不好的不好的状态状态on condition that.条件是条件是 on no condition 绝不绝不out of condition 身体身体不适不适根据根据中英文提示完成下列句子，中英文提
10、示完成下列句子，每空一词。每空一词。1)汽车一直保养得很好，汽车一直保养得很好，状况非常好。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。你可以去那儿，条件是回来吃饭不能太晚。You can go there _ _ _ you dont come back late for dinner3)很想想象这些孩子们在如此差的条件下学习。很想想象这些孩子们在如此差的条件下学习。Its difficult to imagine that children are sing _ _ _ _.in good
11、on condition thatunder conditionsuch poor conditions5.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。命的起源。cast/throw/shed light on:to provide new information about something
12、,making it easier to understand 使（问题）较使（问题）较容易容易理解理解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.在在上投下一层上投下一层阴影阴影cast a look/glance at.看一看看一看，瞥一，瞥一眼眼be cast down 沮丧沮丧，不，不愉快愉快cast doubt(s)
13、on sth.对对某事产生怀疑某事产生怀疑根据根据中英文提示完成下列句子，中英文提示完成下列句子，每空一词。每空一词。1)树投影在窗户上。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。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 companys future.cast its shad
14、ow on cast new light oncasts doubt on6.But not to worry,its over 6,000 C here and so we were all cooked a long time ago!但是别担心，这儿的温度在但是别担心，这儿的温度在6000摄氏度以上，因此我们在很摄氏度以上，因此我们在很早以前就被烤熟了！早以前就被烤熟了！not to worry:it is not important;it does not matter 别别担心，不必发愁担心，不必发愁(口语表达口语表达)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.Dont worry 别别担心担心（表示表示劝慰）劝慰）Dont worry if you cant finish all the questions.nothing to worry about 没什么没什么可可担心担心 Its just a check-up nothing to worry about.
