課程內(nèi)容

《Astronomy: the science of the stars （Part 3）》
9、This produced a chain reaction,which made it possible for life to develop
(P26)
1)chain n.鏈子，鏈條；連鎖；一連串，一系列（+of）
chain of love 愛(ài)情的羈絆
那條狗被鏈條拴在柱子上。
The dog was fastened to a post by a chain.
德拉為了給老公買金表鏈找了一家商店又一家商店。
Della hunted store after store for
the golen watch chain for her husband.
交通事故引起了一連串的事件。
The traffic accident led to a chain of events,chain store(s)連鎖店
the Western fast food chains 西方快餐店
2）此句中的made后跟帶形式賓語(yǔ)it的復(fù)合結(jié)構(gòu)，其中it是形式賓語(yǔ)，真正賓語(yǔ)是不定式復(fù)合結(jié)構(gòu)，“for live to begin to develop”,賓語(yǔ)補(bǔ)足語(yǔ)是possible.
她非要弄清楚是誰(shuí)的責(zé)任不可。
She made it her business to find out who was responsible.職責(zé)，本分；分內(nèi)事
常用于此結(jié)構(gòu)的動(dòng)詞還有：
think,feel find ,consider etc.
我們規(guī)定每天早上6點(diǎn)鐘起床。
We make it a rule to get up at 6'clock every morning.
我發(fā)現(xiàn)和他相處很難。
I find it hard to get along with him.
他發(fā)現(xiàn)不可能離開德國(guó)去美國(guó)了。
He found it impossible to leave Germany for the USA.
我覺(jué)得我有責(zé)任幫助你。
10、They multiplied and filled the oceans and seas with oxygen,which encouraged the later development of early shellfish and all sorts of fish.(P26)
1)multiply vt.乘，使相乘（+by/together）
           vi.增加
Four multiplied by five is twenty.
五乘四得二十。
我們?cè)较蛏巾斉逝溃ｋU(xiǎn)和困難越是倍增。
As we climbed up the mountain ,the dangers and difficulties multiplied.
2)which 引導(dǎo)一個(gè)非限制性定語(yǔ)從句對(duì)上句情況的進(jìn)一步說(shuō)明。
我們常常看到有人亂丟亂吐，這弄得我們的環(huán)境很臟。
We often see some people throw rubbish and spit everywhere,which makes our
environment dirty.
她的父母非常感激我們，醫(yī)生也高度評(píng)價(jià)了我們的急救，這是的我們意識(shí)到學(xué)習(xí)急救的必要性。
Her parents were very thankful to us and  the doctors thought highly of your
first aid,which made us realize the necessity of learning first aid.
3)oxygen n.[U]氧，氧氣
  atomic oxygen 原子氧
  free oxygen 游離氧
  水由氫和氧組成。
  Water consists of hydrogen and oxygen.
11、They prouduced young generally
    lay eggs 下蛋
    lay sth.aside 把某物放在一邊；積蓄（錢）
    lay sth.down  把某物放下
    lay the blame on sb. 責(zé)備某人
    lay the table  擺桌子
    lay emphais/stress on sth.把重點(diǎn)放在......上
    他把手放在我的肩上。
    He laid his hand on my shoulder.
    我們?cè)撠?zé)備誰(shuí)？
    Who should we lay the blame on ?
① The bird( lays )its eggs in other bird's nests.
② He is a political leader that (lays great stress on)(非常強(qiáng)調(diào))individual
respinsibility.
③He (lays/puts)some money (aside) for rainy days.
lay(laid--laid--laying)vt.
放下；擺設(shè)，鋪（地毯）；產(chǎn)（蛋）
lie(lay--lain--lying)vi,躺，平放；位于
lie(lied--lied--lying)vi.說(shuō)謊
n.謊話  tell a lie = tell lies 說(shuō)謊，撒謊
The naughty boy(lied)(lie)to me that the her that(lay)(lie)there just now had
(laid)(lay)two eggs the day before.
12、They laid eggs too and existed on the earth for more than 140 million years.(P26)
exist vi.存在，生存；維持生活（on）
農(nóng)業(yè)中總是存在的問(wèn)題。
Problems always exist in agriculture.
火星上有生命嗎？
Does life exist on Mars ?
我靠我掙的工資簡(jiǎn)直難以糊口。
I can hardly exist on the wage I'm getting.
there exist/stand/lie/live/occour
表示存在......有......(不用進(jìn)行時(shí))
There exists warm-hearted person everywhere.
改錯(cuò)：
1）It is surprisin that a kind of animal is existing in the dry desert.
2)There exist a good way to solve many difficult physics problems.
existing (作定語(yǔ))現(xiàn)存的，現(xiàn)在的
Food will not get cheaper under existing condition(=present condition).
我們必須在現(xiàn)有的基礎(chǔ)上發(fā)展我們的友誼。
We must develop our friendship on the existing basis.
existence n.存在
1).This plant (exists)only in Australia.
2).Can you (exist on) such a low salary ?
3).I doubt the existence (exist)of alien.