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1、哪些主語(yǔ)是第三人稱單數(shù)??現(xiàn)歸納總結(jié)如下：??一、人稱代詞he,?she,?it是第三人稱單數(shù)。如：????He?likes?watching?TV.?他喜歡看電視。????He?has?lunch?at?twelve.?他十二點(diǎn)吃午餐。????It?looks?like?a?cat.?它看起來(lái)像只貓。?二、單個(gè)人名、地名或稱呼作主語(yǔ)；是第三人稱單數(shù)。如：????①Han?Mei?looks?like?her?mother.?韓梅看起來(lái)像她的母親。?標(biāo)志詞（時(shí)間狀語(yǔ)）：?always,?every?week?(day,?year,?month…),??once?a?wee
2、k,?every…,?sometimes,?at…,?on?Sunday?uauslly?often,never,hardly..........????②Beijing?is?in?China.?北京在中國(guó)。???③Uncle?Wang?often?makes?cakes.?王叔叔經(jīng)常做蛋糕。?三、單數(shù)可數(shù)名詞或"this?/?that?/?the+單數(shù)可數(shù)名詞"作主語(yǔ)時(shí)，是第三人稱單數(shù)。如：????①A?horse?is?a?useful?animal.?馬是有用的動(dòng)物。????②This?book?is?yours.?這本書是你的。????③That?car?is?
3、red.?那輛小汽車是紅色的。????④The?cat?is?Lucy's.?這只貓是露茜的。?四、不定代詞someone,?somebody,?nobody,?everything,?something，anything等及指示代詞this,?????that作主語(yǔ)時(shí)，是第三人稱單數(shù)。如：????①Everyone?is?here.?大家到齊了。????②There?is?something?wrong?with?the?watch.?這塊手表有毛病。????③This?is?a?pen.?這是一支鋼筆。????④That?is?an?eraser.?那是一塊橡皮擦。?
4、五、不可數(shù)名詞作主語(yǔ)時(shí)為第三人稱單數(shù)。如：????①The?milk?is?in?the?glass.?牛奶在玻璃杯里。????②The?bread?is?very?small.?那面包很小。?六、當(dāng)數(shù)字或字母作主語(yǔ)時(shí)，看作第三人稱單數(shù)。如：????①"6"?is?a?lucky?number.?"6"是個(gè)吉利數(shù)字。????②"I"?is?a?letter.?"I"是個(gè)字母。?（三）一般現(xiàn)在時(shí)------動(dòng)詞第三人稱單數(shù)形式構(gòu)成規(guī)則（一般現(xiàn)在時(shí)中主語(yǔ)是第三人稱?）1、大多數(shù)動(dòng)詞在詞尾加“S”如：????①stop－stops???????????make－makes???
5、read－reads???play－plays?[z]?2、以輔音字母加“y”結(jié)尾的，要先將“y”變?yōu)椤癷”，然后在加“es”讀[iz]?如：????fly－flies???????carry－carries????study－studies??????worry－worries?3、以“s,?x,?ch,?sh”結(jié)尾的，在詞尾加“es”，發(fā)音為如：????teach－teaches?????????????watch－watches??4、以“o”結(jié)尾的動(dòng)詞，加“es”，如：????go－goes?????do－does??5、以不發(fā)音字母“e”結(jié)尾的開音節(jié)詞，加“s”
6、?如：?close－closes?[iz]?6、特殊：?○1.?be動(dòng)詞包括：am，?is，?are。第三人稱單數(shù)用?is；過(guò)去式為?was；復(fù)數(shù)用are，過(guò)去式為were.??○2.?動(dòng)詞?have?，遇到主語(yǔ)是第三人稱單數(shù)時(shí)，要用?has；?動(dòng)詞?be?的第三人稱單數(shù)形式is。??（四）鞏固練習(xí)題：?一、?寫出下列動(dòng)詞的第三人稱單數(shù)形式：???sit--??????????????????guess--????????????????????die--??????????????????go--???rush--?????????????????reach--????
7、????????????????touch--????????????????brush--???fly--??????????????????copy--?????????????????????say--??????????????????run--?????do--???????????????????fix--??????????????????????live--?????????????????cry--???enjoy--????????????????have--?????????????????????wis
