英语 改否定句Emma has a study.否定句:是用“doesn't have”还是“hasn't”它们的区别在哪?

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英语 改否定句Emma has a study.否定句:是用“doesn't have”还是“hasn't”它们的区别在哪?

英语 改否定句Emma has a study.否定句:是用“doesn't have”还是“hasn't”它们的区别在哪?
英语 改否定句
Emma has a study.
否定句:
是用“doesn't have”还是“hasn't”
它们的区别在哪?

英语 改否定句Emma has a study.否定句:是用“doesn't have”还是“hasn't”它们的区别在哪?
have作为vt.
有, 持有, 拿, 从事(某事)时,否定是doesn't have
have作为v.aux.助动词
(过去式和过去分词为had ; 第三人称单数现在式为 has
[构成各种完成形式]业已, 曾经
否定是haven't

Emma doesn't have a study.
“has not”是表拥有,“doesn't have”是动词否定用助动词do

EMMA does not have a study
这里have 是“有”的意思,所以要加助动词
如果是现在完成时态的话就用hasn't