帮忙划一下句子成分,谢谢
It is easy to talk but difficult to do.
感激不尽啊👍
It (形式主语) is ( 系动词) easy ( 表语) to talk (真正主语) but (连词‘ 表示转折’ difficult (表语) to do (真正主语‘并列主语’ .
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第1个回答 2015-08-21
it 是形式主语 , is 是系动词, easy 是表语, to 之后的是真正的主语