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小学英语语法be动词的知识讲解

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相关标签:小学英语语法

   【动词】:表示动作或状态的词叫做动词

 

  考察点:Be动词的用法、动词的变化规则、动词的分类

 

  Be 动词的用法:

 

小学英语语法be动词的知识讲解

 

  (1) Am--was Is --was Are--were 口诀:我用am, 你用are, is用在他她它,复数全用are。

 

  (2) 肯定和否定句: I am (not) from London. My hair is (not) long.

 

  He is (not) a teacher. She is (not) in the dining room. Her eyes are (not) small.

 

  (3) 一般疑问句 :Am I a Chinese? Yes, you are. No, you aren’t.

 

  Are they American? Yes, they are. No, they aren’t.

 

  Is the cat fat? Yes, it is. No, it isn’t.

 

  动词 s的变化规则:

 

  1.一般情况下,直接加-s,如:cook-cooks, milk-milks

 

  2.以s. x. sh. ch. o结尾,加-es,如:guess-guesses, wash-washes, watch-watches, go-goes

 

  3.以“辅音字母 y”结尾,变y为i, 再加-es,如:study-studies

 

  动词加ing的变化规则:

 

  1.一般情况下,直接加ing,如:cook-cooking

 

  2.以不发音的e结尾,去e加ing,如:make-making, taste-tasting

 

  3.假如末尾是一个元音字母和一个辅音字母,双写末尾的辅音字母,再加ing,

 

  如:run-running, stop-stopping

 

  动词过去式变化规则:

 

  1.一般在动词末尾加-ed,如:work-worked , cook-cooked

 

  2.结尾是e加d,如:live-lived

 

  3.末尾只有一个元音字母和一个辅音字母的重读闭音节,应双写末尾的辅音字母,再加

  如:stop-stopped

 

  4.以“辅音字母 y”结尾的,变y为i, 再加-ed,如:study-studied

 

  5.不规则动词过去式:

 

  am,is-was, are-were, do-did, see-saw, say-said, give-gave, get-got, go-went,

 

  come-came, have-had, eat-ate, take-took, run-ran, sing-sang, put-put,

 

  read-read, write-wrote, draw-drew, drink-drank, swim-swam, sit-sat

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