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疑问词当主词时视为单数,还可当受词但放句首
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一般动词配助动词,形容词配be动词
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what day 问星期几, what date 问日期
问人的身高:how tall,问物体的高度:how high,问长度或时间:how long,问数量:how many/much,问频率:how often,问距离:how far
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please和名词不可以同时放在后面
stop+动词ing:表示停止什么动作
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make...mistake:犯...错误
drink后面没有对象的话那么喝的就是酒
go for a walk 散步
let's和let us是不一样的,let's是讲话和听话的人一起去....
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