题目内容
I don’t know _____ it next.
A.how to do | B.what to do | C.what can I do | D.how can I do |
A
本题的含义是我不知道接下来该如何去做,how后加动词不定式 to do可代替从句,CD顺序不对,故本题选A.

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题目内容
A.how to do | B.what to do | C.what can I do | D.how can I do |