六上英语教材Storytime译林32

Unit6Keepourcityclean第1课时Storytime译林版知识点一thesepicturesofourcity【知识精讲】thesepicturesofourcity这些我们城市的图片ofprep.……的，amapofChina一张中国地图aphotoofmyfamily我的一张全家福【经典例题】Ilikethosepictures________thepark.A.forB.ofC.from【名师解析】A.for为了；B.of……的，C.from从。根据句意可知，“那些公园的照片〞用of，所以选B。知识点二Whatmakestheair/streetsdirty?【知识精讲】Whatmakestheair/streetsdirty?什么使空气/街道变脏？答语为具体内容，如Smoke/Rubbishmakestheair/streetsdirty.烟雾/垃圾使空气/街道变脏。Whatmakes…dirty?是用来询问“……使……变脏了？’’的句型，答复用具体内容。【经典例题】What_______(make)theairdirty?【名师解析】特殊疑问词做主语，谓语动词一般用单三形式，所以填makes。知识点三messyanddirty【知识精讲】messyanddirty又乱又脏messyadj.乱七八糟的messn.混乱，杂乱atamess乱七八糟【经典例题】Yourroomis______(mess)now.Pleasecleanitatonce.【名师解析】句意：你的屋子现在乱七八糟。请马上清扫。is后用形容词做表语，messyadj.乱七八糟的，所以填messy。知识点四There’srubbishinthewater….【知识精讲】rubbish不可数名词，垃圾Therebe句型中的be因为rubbish是不可数名词而使用is。【经典例题】Therubbish_______(be)everywhereinthefactory.【名师解析】句意：工厂里面到处都是垃圾。rubbish不可数名词，所以用is。知识点五Whatcanwedotomakeourcityclean?【知识精讲】Whatcanwedotomakeourcityclean?我们可以做什么保持我们的城市干净？tomakeourcityclean是动词不定式，在这里表示目的，意为：为了。答语可以用Wecan….如：Wecantakethebusandthemetrotoschool.我们可以乘公共汽车和地铁上学。【经典例题】Whatcanwedo_______(make)ourcityclean?【名师解析】句意：我们可以做什么保持我们的城市干净？横线局部表达的是“为了……〞，所以用动词不定式tomake表示目的。答案为tomake。知识点六can【知识精讲】can在这里意为“可以〞，是情态动词，没有人称和数的变化，它后面的谓语动词必须用原形。肯定句：主语+can+动词原形+其他。如：Hecanmakeakite.他会做风筝。否认句：主语+can’t+动词原形+其他。如：Shecan’trideabike.她不会骑自行车。一般疑问句：Can+主语+动词原形+其他？其肯定答复是：Yes,…can.否认答复是：No,…can’t.如：—Canyouplaythepiano?你会弹钢琴吗？—Yes,Ican./No,Ican’t.是的，我会。/不，我不会。【经典例题】Thelittleboycan______(walk)toschool.【名师解析】can是情态动词，没有人称和数的变化，它后面的谓语动词必须用原形。所以填walk。知识点七Theyhelpkeeptheairclean.【知识精讲】Theyhelpkeeptheairclean.他们帮助保持空气清洁。help(sb)dosth.帮助〔某人〕做某事【经典例题】Theseflowershelp______(keep)theschoolbeautiful.【名师解析】help(sb)dosth.帮助〔某人〕做某事，所以填keep。课时小练一、单项选择1._____yourcityclean?A.

Do

B.

Does

C.

Is2.Treeshelp____theairclean.A.

keep

B.

keeps

C.

keeping3.Wecan___thefloornow.A.

sweep

B.

sweeping

C.

aresweeping4.—What____ourcitydirty?—Smoke____thecars.A.

makes;from

B.

make;about

C.

takes;to5.Look!There___muchblacksmokeinthesky.A.

is

B.

are

C.

have二、用所给词的适当形式填空1.There________(be)alotofrubbishinthewaterlastyear.What_______(make)thestreetsdirty?Idon’tlike______(mess)rooms.Whatcanwedo_______(make)ourcityclean?Thegirlcan______(take)thebustoschool.Thesetreeshelp______(keep)theparkbeautiful.三、句型转换1.Canwetramplegrass？〔作否认答复〕________________________________________________2.Sometimeswetakeabustoschool.〔改为同义句〕Sometimeswe________toschool________bus.3.Ourcityisclean.〔变为一般疑问句〕________________________________________________4.Wecancleanthedesk.〔对