how to do it是一个完整的从句,意思是：如何做它?
how to do应该是口语中用的省略掉宾语的表达方式
which to do相当于“which should I do”
how to do it 和how to do 的情况,那which to do 呢
3个回答
相关问题
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how to do it 和how to do 的情况
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how to do it和how to do区别
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what to do和how to do it
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What to do和How to do it的区别
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what to do和how to do it和when to do it中何时有 it?
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what to do with it = how to deal with it =how to do with it
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what to do with it 、 how to deal with it 、how to do with it的
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为什么what to do,how to do it?
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what to do 和how to do it 的语法要点
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They did not know how to do还是how to do it