Unit4Astronomy:thescienceofthestars课堂考点清障考点1.Theywereintimetoproducecarbon,nitrogen,watervapourandothergases,whichweretomaketheearth’satmosphere.(Page25)Tigersofthiskindaredyingoff,andtheywilldieoutintime.这种老虎正在一只一只地死去，它们迟早会灭绝的。用法归纳intime及时；终于ontime准时；按时intime总有一天对应训练(1)Thetrainarrived_______(准时).(2)Don’tworry.We’ll______________________(及时赶到车站)foryourtrain.Unit4Astronomy:thescienceofthestars课堂考点清障考点1.Theywereintimetoproducecarbon,nitrogen,watervapourandothergases,whichweretomaketheearth’satmosphere.(Page25)Tigersofthiskindaredyingoff,andtheywilldieoutintime.这种老虎正在一只一只地死去，它们迟早会灭绝的。用法归纳intime及时；终于ontime准时；按时intime总有一天对应训练(1)Thetrainarrived_______(准时).(2)Don’tworry.We’ll______________________(及时赶到车站)foryourtrain.ontimeontimegettothestationintimegettothestationintime(3)Workhard,and____________________(总有一天你会成功).(4)Ifhestarteditnow,___________________________(也不可能按时完成这项工作了).考点2.Theywereintimetoproducecarbon,nitrogen,watervapourandothergases,whichweretomaketheearth’satmosphere.(Page26)EitheryouorIamtogototalkwiththem.要么是你，要么是我必须去和他们交涉。用法归纳betodo将会，必定会，一定beabouttodo即将做某事对应训练(1)Allthesethings_________(一定会)answeredfor.(3)Workhard,and____________________(总有一天你会成功).(4)Ifhestarteditnow,___________________________(也不可能按时完成这项工作了).考点2.Theywereintimetoproducecarbon,nitrogen,watervapourandothergases,whichweretomaketheearth’satmosphere.(Page26)EitheryouorIamtogototalkwiththem.要么是你，要么是我必须去和他们交涉。用法归纳betodo将会，必定会，一定beabouttodo即将做某事对应训练(1)Allthesethings_________(一定会)answeredfor.hewouldnotfinishitintimehewouldnotfinishitintimeyou’llsucceedintimeyou’llsucceedintimearetobearetobe(2)Thosefirstwordsweretochangemyworld.(英译汉)________________________________________(3)Whathappenedthatday_________________________(注定要改变他以后的生活).考点3.Theylaideggstooandexistedontheearthformorethan140millionyears.(Page26)ThisplantexistsonlyinAustralia.这种植物只产于澳大利亚。用法归纳existvi.存在;生存existingadj.已有；现存existencen.生存；生活对应训练(1)Theoldlady______(生活)onlyonrice,coffeeandbread.(2)Thosefirstwordsweretochangemyworld.(英译汉)________________________________________(3)Whathappenedthatday_________________________(注定要改变他以后的生活).考点3.Theylaideggstooandexistedontheearthformorethan140millionyears.(Page26)ThisplantexistsonlyinAustralia.这种植物只产于澳大利亚。用法归纳existvi.存在;生存existingadj.已有；现存existencen.生存；生活对应训练(1)Theoldlady______(生活)onlyonrice,coffeeandbread.wastochangehislifelaterwastochangehislifelater我最先学会的这些单词改变了我的生活天地。我最先学会的这些单词改变了我的生活天地。existsexists(2)TheRomanEmpire_______(存在了)forseveralcenturies.(3)Onecannotexistwithoutair.(替换)_____(4)他是有史以来最好的演员之一。(汉译英)_______________________________________考点4.Theyareputtingtoomuchcarbondioxideintotheatmosphere,whichpreventsheatfromescapingfromtheearthintospace.(Page26)Nothingcouldpreventmefromgoingthere.什么都不能阻止我去那儿。用法归纳preventvi.&vt.妨碍;阻止prevent...(from)doing防止；制止stop...(from)doing阻止keep...fromdoing阻止(2)TheRomanEmpire_______(存在了)forseveralcenturies.(3)Onecannot...
