高中英语 unit4Learning about language课件 新人教版选修6.ppt

人教课标高二选修6unit4 unit4globalwarming learningaboutlanguage goovernewwordsandphrasesinthepreviousthesections thencompleteeachsentencewithoneofthosenewwordsorphrases 2 1 charleskeelingcollected onthecarbondioxidecontentintheatmosphereoveraforty yearperiod hefoundthattheamountofcarbondioxide increasingduringthattime data kepton 2 althoughweareburningcoalinhuge everyyear wewon t ofitforcenturies 3 iftheamountofgreenhousegasescontinuesto wecouldbefacingaglobal quantities runout buildup catastrophe 4 manyscientistsbelievethatglobalwarminghas throughtheburningoffossilfuels comeabout 5 the ofarisingsealevelwouldbewidespreadflooding consequence 6 onthewholethewarmingoftheearthisa thatcausesgreatconcern 7 the showstemperaturechangesduringthe20thcentury 8 onehectareofforestcanabsorb23tonsofcarbondioxide year phenomenon graph per 9 thewashingmachineusestoomuchenergy but webuyamoreeconomicalone itwouldstillusetoomuchwater 10 thecaraccidentonthemainroadyesterday onedriver sdeath evenif resultedin 由it引导的强调句结构 itis was 被强调部分 that who 句子其他部分注意 此结构强调的成分仅限于主语 宾语和状语 explanation itwasinthatcitythatwemetforthefirsttime e g itwasnotuntilhetoldmethatiknewthetruth 原句 myfatherdidtheexperimentinthelabyesterdayevening 强调宾语 itwastheexperimentthatmyfatherdidinthelabyesterdayevening 强调主语 itwasmyfatherwho thatdidtheexperimentinthelabyesterdayevening 强调地点 itwasinthelabthatmyfatherdidtheexperimentyesterdayevening 强调时间 itwasyesterdayeveningthatmyfatherdidtheexperimentinthelab itwaslastnight isawthefilmstarwars a whob whenc thatd which c 答案c强调句的结构是 it be 强调部分 that who 主谓句 强调句的连词只有两个 that和who 当强调的部分是人 且为句子的主语时 才用who 其余用that 2 itistenyears missgreenreturnedtocanada a thatb whenc sinced as答案c考点是连词用法 本题易误选为a其实本句不是强调句 c 若是去掉itbe that还应是一个完整的句子 而本句去掉itis that 只剩下tenyearsmissgreenreturnedtocanada不成句 因此本句不是强调句 itis 时间 since 其中is hasbeen 1 itwasthisvillage iwasbought a whereb thatc onwhichd which 2 itwasinthisvillage iwasbroughtup a whereb thatc onwhichd which 3 wasitunderthetree youwereawaytalkingtoafriend sure butwhenigotbackthere thebikewasgone a thatb wherec whichd while 根据句意及所给单词的首字母或汉语提示 写出所缺单词的正确形式 1 onthew ithoughtthefilmanimalsunitedwasprettygood 2 thea ageoftheboysinthisclassistwelveyearsold 3 thesecreatureswerebelievedtohavecomefromo space outer whole average 4 thereisagrowing 趋势 forpeopletoworkathomeinsteadofinoffices 5 therearereportsof 分布广的 floodinginnorthernfrance 6 thenewspaperdidn tappearanylongerafterbeingin 存在 foronlythreemonths existence tendency widespread ii 根据汉语提示 用强调句型补全下列句子 是在校门口 thatimetanoldfriendofmine 2 是在晚上7点 thatwereachedthemountainvillage 3 itisourparents 我们经常向他们寻求帮助 that whom whoweoftenturntoforhelp itwasattheschoolgate itwasat7p m 4 itwasourmonitor 在考试中获得第一名 5 那是在去年吗 thebuildingwascompleted 6 是在哪里 youmetyourenglishteacher wherewasitthat who thatwonfirstplaceintheexam wasitlastyearthat 7 是怎么