Unit11Let’sProtectTheEnvironment预习导学预习本单元要求大家掌握的词汇、短语及句型：单词（课文中要求大家掌握的四会词汇）possible,pollute,garbage,prevent,litter,reason,surface,river,suggest,safe,atleast,face,natural,factory,cause,abroad,realize,land,stream,supply,careless,rubbish,produce,level,greatly,surprising,climate,cap,disturb,importance短语：（根据课文中上下文的意思，将下列短语翻译成中文）1)globalwarming2)destroytheland3)throwintostreams4)belitteredwith5)pourinto6)moreandmore7)preventheatfromescaping8)acertainamountofheat9)gointoouterspace10)sothat11)thesurfacetemperatureoftheearth12)havemanysideeffects13)plantmoretrees14)takein15)beusedas16)aslittleaspossible17)makeuseofsolarenergy18)windpower19)somenewsourcesofenergy20)startenvironmentalgroups21)theimportanceofprotectingtheearth根据自己的词汇知识,对下列各词进行扩展：global—______________(名词形式)certain—_______________(副词形式)face—________________(形容词形式)power—______________(形容词形式)environmental________________（名词形式）important_______________(名词形式)
