Unit 4 Astronomy:The science of the stars基基础知知识自自测 一、一、单词识记1._ n.天文学家天文学家2._ pron,n.&adj.十亿十亿3._ adj.猛烈的,强暴的猛烈的,强暴的4._ n.大气层;气氛大气层;气氛5._ n.恐龙恐龙6._ adv.因此;于是因此;于是astronomerbillionviolent atmospheredinosaurthus7._ n.卫星;人造卫星卫星;人造卫星8._ n.气候气候9._ n.宇宙飞船宇宙飞船10._ v.减少,减轻减少,减轻11.religion n._12.theory n._13.globe n._球体;地球仪;地球球体;地球仪;地球 satelliteclimatespaceshiplessen宗教,宗教信仰宗教,宗教信仰学说,理论学说,理论14.fundamental adj._15.multiply v._16.oxygen n._17.gravity n._18.extinct adj._19.crash v._20.cabin n._小屋;船舱小屋;船舱基本的;基础的基本的;基础的乘;增加乘;增加氧气氧气万有引力;重力万有引力;重力灭绝的;绝种的灭绝的;绝种的碰撞;坠落碰撞;坠落二、二、词汇拓展拓展_n.猛烈,暴力猛烈,暴力(行为行为)_adv.猛烈地猛烈地 His heart beats _(violent).Not a few _(violence)scenes were cut from the film before it came to show.1.violent adj.猛烈的,激烈的,强暴的猛烈的,激烈的,强暴的violenceviolentlyviolentlyviolent2.unlike prep.不像,和不像,和不同不同 _prep.像,如同像,如同 _adj.可能的可能的 _adj.不太可能的不太可能的 _adj.相似的,同样的相似的,同样的alike likelikelyunlikely A sister is a friend _(like)any other.In someway,shes like a mother.She listens to your problems and gives good advice.He likes cats but _(like)dogs.unlikedislikes_adj.目前的,出席的目前的,出席的v.赠送赠送 _n.介绍,呈现,演出介绍,呈现,演出 _反义反义 n.缺席缺席3.presence n.出席;到场;存在出席;到场;存在absencepresentpresentation Everyone _(presence)at the meeting was pleased at the _(present)of the general manager.With lots of problems unsettled,they are very busy _ present.presentpresenceat _n.&v.伤害,损害伤害,损害 _adj.无害的,无恶意的无害的,无恶意的 _搭配对搭配对有害的有害的 _搭配损害搭配损害,伤害某人伤害某人_反义反义 adj.有益的有益的4.harmful adj.有害的有害的beneficialharmharmlessbe harmful todo sb.harm/do harm to sb As we all know,smoking is _ (harm)to our health.Thats to say,it does harm _our health.Therefore,we shouldnt smoke but to do something that is _(harm)to our health.harmlessharmfulto5.develop vt.发展,发达,开发发展,发达,开发 vi.发展,生长发展,生长 _n.发展,进展,开发发展,进展,开发 _adj.发展中的发展中的 _adj.发达的发达的 _搭配随着搭配随着的发展的发展as.develop/with the development of.developmentdevelopingdeveloped As the industry develops,the _(develop)countries are surprised at the quick _(develop)of the developed countries._ _(随着经济的发展随着经济的发展),people are leading a better and better life.With the development of economy/As economy developsdevelopingdevelopment6.reaction n.反应,回应反应,回应 _vi.起反应,起作用,有影响起反应,起作用,有影响 _搭配对搭配对反应反应reactreact to.All her friends were quick to react to her sudden change while her parents showed no _.(react)How did he react _ the news that their team won?to reaction三、三、词组互互译1.及时及时;终于终于 _2.轮到某人轮到某人;接着接着 _3.阻止阻止;制止制止 _4.感到高兴感到高兴;感到兴奋感到兴奋 _5.既然既然 _6.爆发爆发;突发突发 _7.密切注视密切注视;当心当心;提防提防 _watch out in timein ones turnprevent.from(doing).cheer upnow thatbreak out8.依赖;依靠依赖;依靠 _9.四面八方四面八方 _10.摔倒;跌倒摔倒;跌倒 _11.lay eggs _12.give birth to _13.block out _14 get the hang of _15.cool down _冷却下来冷却下来depend onin all directionsfall over下蛋下蛋产生,分娩产生,分娩挡住挡住(光线光线)掌握,熟悉;理解掌握,熟悉;理解四、四、词组运用运用1.One day,when a big fire _(发生发生)in a tall building,people living there lost their heads and ran _(四方奔逃四方奔逃).2.Some of them_(不当心不当心)for the stairs and even _(摔倒摔倒).3.Luckily,the firemen arrived_(及时及时)and tried their best to save the people.in timebroke outin all directionsdidnt watch outfell over4.They _(使人们冷静下来使人们冷静下来)and soon _(熟悉熟悉,弄清弄清)the situation.5._(依靠依靠,凭借凭借)their fire control knowledge,the firemen quickly _(阻止了火势的蔓延阻止了火势的蔓延).6.Then,they _(接着接着)to save the people who were trapped in the big fire.were in their turncooled the people downgot the hang ofDepending onthe fire from spreadingprevented7._(由于由于)their help,the fire _(没有伤害到没有伤害到)the people.8.Even those who are going to _(产生产生,分娩分娩)a baby didnt get burnt.9._(既然既然)nobody was badly hurt in the fire,people began to_ (感到振感到振奋奋)a bit.cheer upAs a result ofdid no harm togive birth toNow that五、五、课文文填空填空 No one knows exactly how the earth began.However,according to a widely accepted theory,it began 1 _ a“Big Bang”.Then the earth exploded loudly and produced water vapor and many gases,2_(make)the earths atmosphere.And then as the earth cooled down,water appeared and stayed 3 _ the surface.withmakingon It was the presence of water 4 _ allowed the earth to dissolve harmful gases and acids into the oceans and seas,5_ made it possible for life to develop.And the 6_(appear)of small plants encouraged the development of early shellfish and all sorts of fish.appearance thatwhichNext,green plants began to grow on land.7 _ were followed by land animals.Later,reptiles appeared for the first time,after which dinosaurs developed.8 _,they suddenly disappeared.Therefore,mammals rose on the earth.Finally,humans appeared and spread all over the earth.TheyHoweverHowever,they are putting too much carbon dioxide into the atmosphere,making the earth too hot to live on.So 9 _ life will continue on the earth will depend on whether this problem can 10 _(solve).whetherbe solved六、六、语法法专练1._ you have done might do harm to other people.2._ the manager will attend the meeting tomorrow is not known.3._ caused the accident is still a complete mystery.WhatWhether What4.It is a fact _ English is accepted as an international language.5.Parents should know_important education is to their childrens future.how that掌握