Avisittothemoon语言点AquizListencarefullyandthinkaboutthesestatements.Decidewhethertheyaretrueorfalse.Languagepoints3.Whenwegetclosertothemoon,weshallfeelitsgravitypullingusbutitwillnotbeasstrongapullastheearth’s.当我们更接近月球时，就会感到月球的引力在拉我们。但是，月球的引力不像地球的引力那么大。4Icheeredupimmediatelyandfloatedweightlesslyaroundinourspaceshipcabinwatchingtheearthbecomesmallerandthemoonlarger.我立刻高兴起来，由于失重我在太空舱里飘来飘去，我望着地球越来越小，而月亮则变得越来越大。5ButwhenItriedtostepforward,IfoundIwascarriedtwiceasfarasontheearthandfellover.而当我试着向前迈步时，我发觉我被送出去很远，步子的跨度竟是在地球上的两倍。2).“A+be+倍数+形容词比较级+than+B”Thenumberofstudentsinourschoolisthreetimeslargerthanthatintheirs.我们学校的学生数量比他们学校的多三倍。Theclassroomistwicelargerthanthatone3).“A+be+倍数+the+名词(size,length,amount)+of+B”Thenewsquareisfourtimesthesizeoftheoldone.新广场是旧广场的四倍大。这棵树是那棵树的五倍高Thetreeisfivetimestheheightofthatone.5....“walkingdoesneedabitofpracticenowthatgravityhaschanged.”......既然引力改变了，走路也的确需要练一练了。6AfterawhileIgotthehangofitandwebegantoenjoyourselves.过了一会儿，我才掌握了走路的诀窍，开始感到活动自如了。7.Wewatched,amazedasfirebrokeoutontheoutsideofthespaceshipastheearth’sgravityincreased.我们惊奇地看着，随着地球的引力增加，宇宙飞船的外层燃烧起来。breakout与happen,takeplace,comeabout等词的用法一样，是不及物动词，不能带宾语，不能用于被动语态。breakout的意思是“发生，爆发”，常指战争、灾难、疾病或争吵等事件的发生。1)TheAmericanCivilWarbrokeoutin1861.美国内战爆发于1861年。2)Thequarrelbetweenthecouplebrokeoutagain.这对夫妻又吵架了。3)Afirebrokeoutinhishouselastnight昨晚他家里失火了。watchout注意，小心，当心watchoutfor提防……；当心……1）当心！地板很滑。Watchou!Thefloorisveryslippery.2)你过马路时要小心车！Watchoutforcarswhenyoucrosstheroad!