Unit4人称代词宾格与现在进行时态 科普版英语七年级上册

人称代词（宾格）与现在进行时Unit4FunintheSun

Personalpronouns(objectivecase)人称代词宾格

宾格：同主格人称代词一样，宾格人称代词在句中用来指代人、动物或事物。（1）Mysisterisverylovely．Wealllikeher.（宾语）（2）Theycanreadthenewsforyou．（宾语）（3）Thefourstudentsarenewhere.Pleasehelpthem.（宾语）（4）Iwantapen．Pleasepassittome．（宾语）

请把宾格找出来宾格人称代词的句法功能人称代词的宾格在句中用作及物动词或者介词的宾语，如：Suchas

（1）Ioftenseehimattheparty．（宾语）

(2)

Applesaregoodforhealth.Weshouldeatthemalot.（宾语）

（3）Icanbuyabookforyou．（作介词宾语）

（4）Icanbuyyouabook．（间接宾语）

1．在口语中，人称代词主格作表语时，常常可以用宾格替换。Itcan'tbehe/him.不可能是他。IsthisMr.Green?-这是格林先生吗？-Yes,itishe/him.-是的。2．在口语中，当人称代词用于than，as之后或用于强调句中时，用主格（较正式）和宾格（较口语化）均可以。如： (1)HesingsbetterthanI/me.(2)Youknowmorethanshe/her.(3)Sheisastallasme(Iam).3．单独使用的人称代词通常用宾格，即使它充当的是主语也是如此。-IlikeEnglish.-我喜欢英语。-Me,too.(=IlikeEnglishtoo.)-我也是。-Whodidit?-这是谁干的？-Them.(=Theydidit.)-他们（干的）。Exercise1.()-Whoisn'tyoursisterandisn'tyourbrother,butisstillachildofyourmotherandfather?-Haha!It's

A.meB.youC.herD.him2.()That's.That'sthemanIwastalkingabout.A.meB.herC.himD.it3.()Mymother'sbirthdayiscoming.Iwillbuyagiftfor

A.sheB.hersC.herD.him 4.()-Whoistheladyinredoverthere?-Mrs.Smith.Sheteacheschemistry.A.weB.usC.ourD.it5.()-Whyareyousoexcited?-Thescientist,HuangXuhua,willcometoourschool.Ican'twaittoseeA.youB.meC.himD.them现在进行时（Thepresentcontinuoustense）

一、现在进行时的用法

1．现在进行时用来表示现在（说话的瞬间）正在发生或进行的动作。

Look!Sheisreadingunderthetree.瞧！她正在树下看书。

2．用来表示现阶段正在进行或存在的状态。

Theyarelearningskatingthesedays.

这些日子他们在学滑冰。

3．常用时间状语为now（现在）或thesedays／weeks／months／years（这些日子／这几周／这几个月／这几年），也可以用“look”或“listen”等动词提示情境或时态。Look!Theyareskatingoverthere.看！他们在那边滑冰。二、现在进行时谓语动词的构成现在进行时由“be（am／is／are）＋现在分词（doing）”构成。其中be为助动词，无实际意义，但有时态、人称和数的变化。其肯定形式、疑问形式如下表：肯定形式否定形式Iamdoing...now.Iamnotdoing...now.Youaredoing...now.Youaren'tdoing...now.She/He/itisdoing...now.She/He/itisn'tdoing...now.We/You/Theyaredoing...now.We/You/Theyaren'tdoing...now.

疑问形式简略答语肯定形式否定形式AmIdoing...?Yes,youare.No,youaren't.Areyoudoing...?Yes,Iam.No,Iamnot.Ishe/she/itdoing...?Yes,he/she/itis.No,he/she/itisn't.Arewe/you/theydoing...?Yes,you/we/theyare.No,you/we/theyaren't.动词动词do疑问形式及简略答语如下表：

词尾特征构成规则例词一般情况加-ingread-readingplay-playing以不发音的e结尾的动词去e加-ingwrite-writinglive-living以重读闭音节结尾，且词尾只有一个元音字母＋一个辅音字母的

双写词尾的辅音字母再加-ing

put-puttingsit-sittingbegin-beginning

以ie结尾的动词

ie变y加-ingdie-dyinglie-lyingtie-tying行为动词的现在分词的变化规则如下表：Exercise1.()Listen!Theysongsforthe100thbirthdayoftheirgrandfather.A.aresingingB.sangC.willsingD.tosing2.()-Where'syourbrother,Bob?-Look!Hethecarintheyard.A.iscleaningB.cleanedC.cleansD.willclean3.()-Lucy,whatareyoudoing?-Iamodelship.A.makeB.madeC.ammakingD.wasmaking4.()CouldyoupleaseturndowntheTV?Yourfatheronhisarticle.A.wasworki