时态复习 一、四种时态 1.现在进行时: 标志词:Look , Listen ,now 或某一时间点(如It’s two o’clock.) 提示用be+Ving,注意be动词要与人称对应 Ving(也叫现在分词)变化规则: ①+ing (一般情况下) ②去e+ing 如:dance , have ,live ,come, take, write, make ③双写+ing (有11个) 如: sit ,swim ,stop ,shop ,run , jog , put ,get ,chat ,travel, plan 2. 一般现在时: 标志词:always, usually , often, sometimes, never, Every…, on Sundays等 提示用V原或V三单 V原用于I,we, you , they,和复数人称 V三单用于 he ,she, it和单数人称 V三单变化规则: ①+s (一般情况下) ②以x,o,s,sh,ch结尾+es 如:go,do/watch,catch,teach ,match /wash,brush,finish ③以辅音+y结尾,去y变i+es 如:study,fly ④不规则变化: have—has 3. 一般过去时:标志词 Ago,last,this morning,yesterday one day/ just now/ just then /from then on V过去式变化规则: ①+ed 如:talk--talked ②有e+d 如:live--lived / dance--danced ③以辅音+y结尾,去y变i+ed 如:study ④不规则变化如:catch—caught bring—brought buy—bought read—read let—let put--put 4. 一般将来时:tomorrow/ next/ this afternoon/soon /some day 提示be going to+V原或will+V原 二.所有+V原的:8情7to 3助3单词 8情:shall/ may/ can/ could/ should/ would/ will/ must+V原 7to: use to/have to/ want to/would like to/ be nice to/be going to/It’s time to 3助:do /does /did+V原 3单词:let/help/see如let’s go./help the lion get out /see your dreams come true 三.所有+Ving的:be / start /no / like(love)/ go+Ving be good at /do well in/ what about /how about 四.所有+形容词的:be / look /feel /become /get+形容词 如:look sad / feel sleepy / become windy and cloudy / get angry 五.名词变形容词规则: ①+y 如:rainy /cloudy /windy ②双写+y 如:sun—sunny / fun-funny 形容词作用:形容词修饰名词,放在名词前面,be动词后面。 六.形容词变副词规则: ①+ly ②以辅音+y结尾,去y变i+ly 如:happy /angry/ easy/ heavy ③形副相同有5个 如:late / early /high /fast /hard ④不规则:good--well 副词作用:副词修饰动词,放在动词后面+ly 如:say quietly / run quickly . 七.名词分为可数名词和不可数名词。 不可数名词有: ①food/bread/rice/chocolate/fruit/meat+所有液体(如:rain/honey/juice) ②石油/煤炭/木材/纸/塑料+有趣的事 如:oil/ coal / wood /paper /plastic/fun 其余一般都是可数名词。 注意:fish 和chicken 可数名词有复数,复数规则如V三单规则: ①+s 如:boy-boys photo—photos monkey-monkeys ②以x,o,s,sh,ch结尾+es 如:box/mango potato tomato 有生命的 /peach watch/ dish ③以辅音+y结尾,去y变i+es 如:study / country /city /story ④不规则:this—these that—those tooth----teeth foot-feet man—men mouse—mice child—children
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