懿纷飞
幼苗
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is 做表语,一般用来表示人或事务的状态.比如:i am a student.我是一个学生.
has可做助动词和实意动词.
1.做助动词时表示句子的时态,表示完成时,表达过去时间段内完成的状态.如:i have been to beijing several times. 我去过北京很多次.
2.做实意动词时,为“有、拥有”某种东西.比如:i have 3 apples.
with是介词,用于补充说明,因为一个句子里只能有一个动词(含助动词、实意动词),所以一个句子不用连词连接却想表达两样事情,就可用介词连接补充,如:he is very friendly with very nice smile 也可以说 he is very friendly and has very nice smile.
希望答案对你有帮助.
1年前
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