Unit1語法講解及練習人教版八年級英語下冊

Unit1What’sthematter?語法講解及練習情態(tài)動詞should的用法一、should的基本用法1．含義：“應該”，用來表達職責和義務、提出勸告,而且表述的是自己的主觀看法沒有人稱和數(shù)的變化,不能單獨做謂語，必須和后面的動詞一起構成謂語。2．否定式：shouldnot(?？s略為shouldn't)，表示“不應當；不該”3．用法：(1)建議或勸告某人“應該”做某事Youshoulddrinksomehotteawithhoney.你應該喝些加蜂蜜的熱茶。(2)有責任或義務“應該”做某事Youshouldhelpyourmotherwiththehousework.你應該幫你的母親做家務。(3)推測某事或某情況“應該”會發(fā)生Sheshouldarrivehomerightnow.她現(xiàn)在應該到家了。二、含有情態(tài)動詞should的句式變化1肯定句式;主語十should+動詞原形+其他Youshouldreadhisnewbook.你應該讀一讀他的新書。2.否定句式:主語+should+not+動詞原形+其他，Youshouldn'teatanything.你不應該吃任何東西。3.一般疑問句式;Should十主語+動詞原形+其他?ShouldItrusthim?我應該相信他嗎?4.特殊疑問句式:特殊疑問詞+should+主語+動詞原形+其他?Whenshouldwego?我們應該什么時候去?三、特殊用法should和oughtto,besupposed/expectedto是同義表達。如:Youshould/oughttolistentoyourparents.=Youaresupposed/expectedtolistentoyourparents.你應該聽你父母的話。練一練：1.Youlooksotired.You_____restand____worktoohard.A.should,shouldB.shouldn’t,shouldn’tC.shouldn’t,shouldD.should,shouldn’t2.Youshould____morewaterwhenyouhaveafever.A.drinksB.drinkingC.drankD.drink3.Heshouldtakebreaksawayfromthecomputer.(對畫線部分提問)4.你下次不應該吃這么多。You_____eat___________nexttime.答案：1.D.2.D.3.Whatshouldhedo?4.shouldn’ttoomuch反身代詞一反身代詞的構成第一,二人稱的反身代詞由形容詞性物主代詞加后級-self或-selves構成第三人稱的反身代詞由人稱代詞的賓格加后級-self或-selves構成。第一人稱第二人稱第三人稱單數(shù)myselfyourselfhimselfherselfItself復數(shù)ourselvesyourselvesthemselves注意不定代詞one的反身代詞為oneself。二、反身代詞的用法反身代詞在句中做賓語和表語,一般不能做主語。1.反身代詞做賓語。反身代詞可放在及物動詞(短語)或介詞的后面做賓語,常見的搭配有:enjoyoneself玩得高興;過得愉快teachoneselfsth.=learnsth.byoneself自學introduceoneself介紹自己dressoneself自己穿衣服helponeselftosth.請自用……(隨便吃/喝此......)hurtoneself傷了某人自己loseoneself(in)沉溺于byoneself單獨，獨自foroneself親自2.反身代詞做表語。反身代詞放在be動詞,feel,look,seem等系動詞之后做表語,可以用來描述身體或精神狀態(tài)、感覺或情緒等。I’mnotmyselftoday.我今天感覺不舒服。Thepoorboyinthestorywasmyself.故事里的可憐男孩就是我自己。3.反身代詞不能單獨做主語,但可以做主語的同位語。主要起加強語氣的作用，譯為“親自，本身，本人”。Theworkitselfiseasy.這工作本身很容易。it.=Ielfdidit.=Ididitmyself.我自己做到了。練一練：用括號所給詞的適當形式填空。1.Canyourlittlebrotherlookafter_____(he).2.Thechildrenmademodelplanes_____(they).3.Didyoumakethetoyby____(you).4.Thetripwasboring.Wedidn’tenjoy_____(us).答案：1.himself2.themselves2.themselves3.yourself/yourselves4.ourselves語法專練：Ⅰ.單項填空1.Welcomeyoualltotheparkandenjoy______here.A.youB.yourC.yourselvesD.yours2.NobodytaughttheoldladyhowtouseWeChat.Shelearneditallby____.A.sheB.herC.herselfD.hers3.Boysandgirls,youshouldlookafter______whenyourparentsarenotathome.A.himselfB.herselfC.yourselvesD.themselves4.–Idon'tcarewhatpeoplethink.-Well,you______.Someopinionsareworthweighing.A.mightB.shouldC.couldD.would5.Parents________putthethingslikeknivesandmedicineawayinthehousetokeepchildrensafe.A.mayB.mightC.canD.should6.Thechildrencandress________.A.himselfB.herselfC.yourselvesD.themselvesⅡ.翻譯句子7.你應該向老師求助。(ask,for)8.我應該先量體溫嗎?(take,first)9.你不應該獨自外出。(gooutalone)10.他在踢足球的時候傷到了自己。(when,was,playing) 11.他能獨自完成這項工作。(can,finish,work,by)12.請隨便吃些水果。(helponeselfto)_______________________________________________Ⅲ.句型轉換13.Ishouldtrusthim.(改為否定句)I____________him.14.Theyshouldeatmorehealthyfood.(對畫線部分提問)_____________they____?15.HeshouldhaveatalkwithMr.Smith.(改為一般疑句)____he___atalkwithMr.Smith?16.Theyhadfunattheparty.(同義句轉換)They___________attheparty.17.HeteacheshimselfEnglish.(同義句轉換)He______English____________.18.Youareexpectedtoaskherforhelp.(同義句轉換)You____askherforhelp.19.Everyoneshouldhavespiritofgiving.(對畫線部分提問)__________everyone______?20.ShouldIliedownandhavearest?(做出否定回答)—_____________參考答案：1.C2.C3.C4.B5.D6.D7.Youshouldasktheteacherforhelp.8.ShouldItakemytemperaturefirst?9.Youshouldn’tgooutalone.10.Hehurthimselfwhenhewasplayingso