do you think () is good to do some reading?A:it B:that C:this答案是哪个?为什

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do you think () is good to do some reading?A:it B:that C:this答案是哪个?为什

do you think () is good to do some reading?A:it B:that C:this答案是哪个?为什
do you think () is good to do some reading?A:it B:that C:this答案是哪个?为什

do you think () is good to do some reading?A:it B:that C:this答案是哪个?为什
A it
it 作为形式主语的,并无实际语义,只是为满足语法上的需要,避免句子头重脚轻,
它代替的是后面的 to do some reading.
相当于:To do some reading is good.
祝开心!

A It is +adj+to do sth 做某事怎么样

选A:it
做形式主语