六年级英语动词过去式变化规律其余如题◎.◎ ^ _ ^ ◎ε◎ ⊙.⊙ ∞.∞ ●.● ○.○ ☆.☆ ★.★ ◇.◇ ◆.◆ □.□ ■.■ ※.※@.@ ˉ.ˉ

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六年级英语动词过去式变化规律其余如题◎.◎ ^ _ ^ ◎ε◎ ⊙.⊙ ∞.∞ ●.● ○.○ ☆.☆ ★.★ ◇.◇ ◆.◆ □.□ ■.■ ※.※@.@ ˉ.ˉ
六年级英语动词过去式变化规律
其余如题
◎.◎ ^ _ ^ ◎ε◎ ⊙.⊙ ∞.∞ ●.● ○.○
☆.☆ ★.★ ◇.◇ ◆.◆ □.□ ■.■ ※.※
@.@ ˉ.ˉ

六年级英语动词过去式变化规律其余如题◎.◎ ^ _ ^ ◎ε◎ ⊙.⊙ ∞.∞ ●.● ○.○ ☆.☆ ★.★ ◇.◇ ◆.◆ □.□ ■.■ ※.※@.@ ˉ.ˉ
规则动词的过去式由“动词原形+-ed”构成,具体变化有:
1.直接在词尾加-ed.如:want—wanted,work—worked,need—needed,clean—cleaned
2.以不发音的e结尾的在词尾加-d.如:like—liked,live—lived,use—used,move—moved
3.以一个元音字母加一个辅音字母结尾的重读闭音节动词,先双写结尾的辅音字母,再加-ed.如:stop—stopped,trip—tripped
4.以辅音字母加y结尾的动词,先把y变成i,再加-ed.如:study—studied,carry—carried,hurry—hurried,marry—married
不规则动词的过去式见课本后的不规则动词表.大体上归纳有以下六条记忆法:
1.以t结尾的词,过去式与原形相同.如:put—put,let—let,cut—cut,beat—beat
2.以d结尾的词,把d变成t.如:build—built,lend—lent,send—sent,spend—spent
3.以n结尾的词,在词后加t.如:mean—meant,burn—burnt,learn—learnt
4.以ow / aw结尾的词,把ow / aw变成ew.如:blow—blew,draw—drew,know—knew,grow—grew
5.含有双写字母的词,将双写改为单写,在词尾加t.如:keep—kept,sleep—slept,feel—felt,smell—smelt
6.含有元音字母o / i的词,将o / i变成a.如:sing—sang,give—gave,sit—sat,drink—drank
规则动词词尾加-ed有三种读音:
1.在清辅音后读作[t].如:asked,helped,watched,stopped
2在浊辅音和元音后读作[d].如:enjoyed,studied,moved,called
3.在t / d后读作[id].如:wanted,needed
现在分词的构成方法如下 :一般情况下,直接在动词原形后面加 -ing.
going asking finding working being seeing printing raining standing studying speaking spelling
以不发音的-e 结尾的动词,去-e ,再加-ing.coming taking firing encircling writing becoming breathing leaving
闭音节的单音节词,或以重读闭音节结尾的多音节词,这些词的末尾只有一个辅音字母时,双写这个辅音字母,再加 -ing.
sitting running getting cutting stopping beginning planning permitting