2018-2019学年高中英语 课时分层作业3 Unit 7 The Sea 北师大版必修3

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1、课时分层作业(三)[语言知识练习固基础]Ⅰ.单句语法填空1．Therebeing(be)nothingelsetodo，wewenthome.2．HowdoyoumakesenseofthearrivalofCityBank?3．Itisalsoawarningthatrecovery(recover)fromhousingandcreditbustsishard.4．Thatmusthavebeenaterrying(terrify)experienceforyounow.5．Thankfully，thelandhassofarescapedbeingdeveloping(de

2、velop)．6．DidierDrogbaisnowrightlyrecognizedasoneofthebeststrikersintheworld.7．Thefutureofoursurvival(survive)dependsonknowledgeandaction.8．IwaswatchingTVintheroomwhenadogranin.9．Hislazinessmakesitimpossibleforhimtoachievesuccess.10．Therehadbeenmuchdebateontheissueofchildcare.Ⅱ.完成句子1．我们正在操场上打篮

3、球，突然下起了大雨。Wewereplayingbasketballontheplaygroundwhenitbegantorainheavily.2．林肯被公认为是美国最伟大的总统之一。ItisrecognisedthatLincolnisoneofthegreatestpresidentsinAmerica.3．如果没有食物和水，我们不会存活太久。Wecan'tsurviveforlongwithoutfoodandwater.4．幸运的是，宾馆里所有的人都从着火的建筑里逃出来。Luckily，allthepeopleinthehotelescapedfromtheburnin

4、gbuilding．5．士兵们同时转身突然就跑。Thesoldiersturnedroundandranawayallatonce．[高考题型练习提能力]Ⅰ.阅读理解ASomescientistssaythatanimalsintheoceansareincreasinglythreatenedbynoisepollutioncausedbyhumanbeings.Thenoisethataffectsseacreaturesesfromanumberofhumanactivities.Itiscausedmainlybyindustrialunderwaterexplosion

5、s，oceandrillingandshipengines.Suchnoisesareaddedtonaturalsounds.Thesesoundsincludethebreakingoficefields，underwaterearthquakes，andsoundsmadebyanimalsthemselves.Decibels(分贝)measuredinwateraredifferentfromthosemeasuredonland.Anoiseofonehundredandtwentydecibelsonlandcausespaintohumanears.Inwater

6、，adecibellevelofonehundredandninetyfivewouldhavethesameeffect.Somescientistshavesuggestedsettinganoiselimitofonehundredandtwentydecibelsintheoceans.Theyhaveobservedthatnoisesatthatlevelcanfrightenandconfusewhales(鲸鱼)．AteamofAmericanandCanadianscientistsdiscoveredthatloudernoisescanseriouslyin

7、juresomeanimals.Theresearchteamfoundthatpowerfulunderwaterexplosionswerecausingwhalesintheareatolosetheirhearing.Thisseriouslyaffectedthewhales'abilitytoexchangeinformationandfindtheirway.Someofthewhalesevendied.Theexplosionshadcausedtheirear