来源:网络来源 作者:中考网编辑 2021-03-23 20:02:04
中考网整理了关于2021中考英语知识点之一般现在时基本结构,希望对同学们有所帮助,仅供参考。
动词原形(如主语为第三人称单数,动词上要改为第三人称单数形式)
We always have seven classes every day.
我们每天上七节课。
It seldom snows here.
这很少下雪
He is always ready to help others.
他随时准备帮助其他人。
Action speaks louder than words.
行动胜于空谈。
否定形式:am/is/ are+ not;此时态的谓语动词若为行为动词,则在其前加dont,如主语为第三人称单数,则用doesnt, 同时还原行为动词
He is always ready to help others.
变成否定句:He isn’t always ready to help others.
We always have seven classes every day.
变成否定句:We don’t always have seven classes every day.
He usually visits his grandparents>变成否定句:
He doesn’t usually visit his grandparents>
一般疑问句:把be动词放于句首;用助动词do提问,如主语为第三人称单数,则用does,同时,还原行为动词。
We always have seven classes every day.
变成一般疑问句:
Do you always have seven classes every day?
Action speaks louder than words.
变成一般疑问句:
Does action speak louder than words?
He is good at expressing himself.
变成一般疑问句:
Is he good at expressing himself?
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