Unit13Thewaterplanet训练九GrammarandIntegratingskills课前预习Ⅰ.单词拼写1.Idon'tliketoalwayseatthesamefood.Ilikev2.Onegiseightpints,or4.5litres.3.Therewasenoughwatertoftheship.4.Thepopulationdofthatplaceis50peoplepersquarekilometer.5.Waterboilsat100°C.6.Theseating_______(容量）ofthishallis300.7.Thenumberofpeopleinthevillagehas_______（减少）from150to1000.8.Thechildgoestoa_______（托儿所）whilehismotherisatwork.9.TheUnitedStateshasgood_______（关系）withmostcountriesintheworld.答案：1.variety2.gallon3.float4.density5.Centigrade6.capacity7.decreased8.nursery9.relationshipsⅡ.单句翻译1.土壤能吸收水分,所以它有助于防止水土流失。（absorb/keep...from）答案：Soilcanabsorbwater,soithelpskeepwaterfromflowingaway.2.河口是河流和海洋交汇的地方。（where）答案：Anestuaryisthebodyofwaterwherearivermeetstheocean.3.既然河口能保护动植物免受暴雨和洪水,防止它受到侵蚀,保护河口就显得非常重要。（since/protect...from...）答案：Sinceestuariesprotectanimalsandplantsfromstormsandfloodsandpreventerosion,protectingthemisveryimportant.4.通过旅游业和捕鱼业河口还对经济作出了巨大的贡献。（contributeto）答案：Estuariesalsocontributetotheeconomythroughtourismandfishing.5.水在室温下是液体,降至零度以下变成固体,升至100度以上变成气体。（turninto）答案：Waterisaliquidatroomtemperature,butitturnsintoasolidwhenthetemperaturedropsbelow0℃andintoagaswhenheatedabove100℃.课堂巩固Ⅰ.单句改错1.—MustIfinishthisworktoday?—No,youmustn't.2.Itmustn'tbetrue.3.Mary'smotherneedsaskforleavetotakecareofher.4.Youmustwritetoyourbrotheryesterday.5.Youmusttellalie.6.—CouldItakethisseat?—Yes,youcould.7.Thereoughttonotbemuchnoiseinahospital.8.Marymustcatchacold,shehadahighfeverlastnight.答案：1.mustn't→needn't2.mustn't→can't3.needs→need4.mustwrite→shouldhavewritten5.musttell→musthavetold6.第二个could→can7.oughttonot→oughtnotto8.mustcatch→musthavecaughtⅡ.单项选择1.Thereisnolightinthedormitory.Theymusthavegonetothelecture,_______?A.didn'ttheyB.don'ttheyC.mustn'ttheyD.haven'tthey答案：D2.Youmightjustaswelltellthemanufacturerthatmalecustomers_______notlikethedesignofthefurniture.A.mustB.shallC.mayD.need答案：C3.—Excuseme.IsthistherightwaytotheSummerPalace?—Sorry,Iamnotsure.Butit_______be.A.mightB.willC.mustD.can答案：A4.—Idon'tmindtellingyouwhatIknow.—You_______.I'mnotaskingyouforit.A.mustn'tB.maynotC.can'tD.needn't答案：D5.(2006江西宜春模拟)“Ifyouattendourclassforthreemonths,you_______beabletowritelettersinEnglish,”saidtheprofessor.A.mustB.shouldC.willD.shall答案：D课后检测Ⅰ.用适当的情态动词填空1.—Wouldyouopenthewindow,please?—Yes,I_______.2.How_______youbesorude?3.Asasolider,you_______doastheheadtellsyou.4.Why_______youkeepontroublingmewithsuchquestionswhileIambusy?5._______youlikesomethingtodrinknow?6.Youdon'tlookwell,soyou_______haveafever.7.I_______takethejob.Noonecanstopme.8.Whenevertheteacherwasnotthere,thechildren_______makealotofnoise.9.Italkedforalongtime,andintheendI_______makehimbelieveme.10.Heneedn'tcometoattendthemeeting,_______he?答案：1.will2.can3.shall4.must5.Would6.might7.will8.would9.wasableto10.needⅡ.单项选择1.Itwasverykindofyoutodothewashing-up,butyou_______it.A.mustn'thavedoneB.wouldn'thavedoneC.mightn'thavedoneD.didn'thavetodo答案：D2.Cars_______parked(停靠)infrontofthishouse!...
