The radio is broken.I don't know___.Awhat to do B how to doCwhat to do itDhow to do it

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The radio is broken.I don't know___.Awhat to do B how to doCwhat to do itDhow to do it
The radio is broken.I don't know___.Awhat to do B how to doCwhat to do itDhow to do it

The radio is broken.I don't know___.Awhat to do B how to doCwhat to do itDhow to do it
B
收音机坏掉了,我不知道怎么办.
What to do 是做什么
how to do 是怎么做

选 A what to do因为动词do是及物动词后要接宾语所以用代词what作它宾语而how是副词不作宾语作状语。所以用how时就要说how to do it .

收音机已经坏了,我不知道该怎么做?how to do.

你好,答案应该选B