正确答案: B

花冠

题目：豆目三个科的区分主要依据( )。

解析：B

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举一反三的答案和解析：

[单选题]下列各句中，没有语病的一句是

营救告一段时间后，他们把重点转向照顾幸存者，现在又在为避免地震滑坡形成的35个堰塞湖可能带来的灾害而奔忙，一刻也停不下来

[单选题]What can we infer from the text?

Many people have wrong ideas about breakfast.

[单选题]We can infer from the passage that in England ______.

many young people don’t like theatre

[单选题]Smell the flowers before you go to sleep, and you may just ______ sweet dreams.

end up with