what do I do next?

what do I do next? I wondered what I should do next . Next,what should i do?语法对吗 What to do next? 同义句转换：1.I do not know what Ishuld do next.I do not know ( ) I wondered what i should do next改同意句. I don 't know what I shall do next.近义句 Do what I do What do I do? i don't know how to do next还是what to do next I really don't know ( ).A.what to do the next B.what to do i What shall I do next week?　可以写成What shall I todo next week?到