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Unit4Astronomy:thescienceofthestars根据语境猜词义(1)Fruitjuicescanbe_harmful_tochildren'steeth.(2)Manyhouseholdsproductsarepotentiallyharmful.根据语义找匹配:A.有害的B.危害Itdoesnoharmtodosth./Thereisnoharm(in)doingsth.不妨做某事Itwouldn'tdosb.anyharmtodosth.做某事对某人并无害处Noharmdone!(对别人做错事的一种劝慰)没事儿!不要紧!单词拼写(1)Yoursmokingmaybeharmful(有害)tothehealthofyourbaby.(2)Thestormhasdonegreatharm(有害)tothecrops.(3)Thedogseemsfierce,butactuallyhe'sharmless.2、preventv.根据语义找匹配:A.阻碍B.阻止单项填空()(1)Wemusttakefirmandefficientmeasurestopreventpollution______ourlifeevenbetter.A.tomakeB.makingC.makeD.againstmakingA考查非谓语动词的使用。本题的语义是:为了使我们的生活更加美好,我们必须采取果断而卓有成效的措施阻止污染。根据语境非谓语动词在本句是目的状语,所以答案是A。本题极容易造成学生们的思维定势而误选B。()(2)We'llsparenoefforttopreventtheriver______.A.frompollutingB.pollutingC.beingpollutedD.polluted3、developv.根据语义找匹配:A.养成(习惯)B.发展C.开发用develop的正确形式填空Withthedevelopmentofscienceandtechnology,somedevelopingcountrieshavedevelopedintodevelopedones.4、puzzlen.&v.根据语义找匹配:A.使……迷惑不解B.谜C.难题D.使……为难puzzlingadj.令人困惑的;使人感到困惑的puzzledadj.困惑的;感到困惑的puzzlementn.困惑,迷惑beinapuzzleabout对……大惑不解workoutapuzzle猜谜;解决难题puzzleover对……冥思苦想puzzleout(苦苦思索而)搞清楚puzzleone'sbrainabout/over对……而大伤脑筋用puzzle的正确形式填空The(1)puzzlingboy(2)puzzledhismother,sotherewasa(3)puzzledexpressiononherface.Muchto(4)puzzlementofhismother,helefthomewithoutsayingaword.5、gentleadj.根据语义找匹配A.轻轻的,轻柔的B.温柔的,文雅的begentlewithsb.对某人体贴入微,对某人温柔有加gentleinvoice/action声音温柔,举止文雅haveagentlemannerofdoingsth.做某事风度高雅gentle/mild/softgentle用于人时,指温柔文雅的举止,出于自我约束或对他人的体贴。指物时,强调物体运动的轻缓。mild指出于本性性格温柔,脾气好,强调自己“态度安详,不粗野”。Hehastoomildanaturetolosehistemper.soft指人心肠柔软,言语婉转。Iamalwaystoosoftwithyou.单项填空()(1)Strollingatthelake,the______windisbrushingyourface.Howromantic!A.mildB.softC.gentleD.light()(2)Theteacherwastoo______withherclass,sotheywereoutofcontrol.A.mildB.softC.gentleD.light6、pulln.&v.根据语义找匹配:A.拉B.吸引力pulldown拆除;(把身体)拖垮pulloff(匆忙地)脱下(衣物);(成功地)完成pullon(匆忙地)穿上pullout拔出;驶出;摆脱(困难)pullin进站;靠岸pullaway驶离;开走pulltogether通力合作;整顿;控制(感情)pullthrough恢复健康;渡过难关pull/draw/dragpull一般用法,指各种情况的“拉”,但有时强调一时或突然拉的动作。Ipulle