what should i do,doctor?A.to keep healthy B.keeping healthy 为什么不选B

I really don't konw_____ A how to do B what to doC what should I do what should i do What should I do What should I do? what should I do? Could you tell me with the money?A：how to doB：what to doC：how I should doD：what should I do i am not good at math.ireally do not donw ___ a.what should i do b.how should i doc.what to do d.how i should还有为什么选的原因 I'd like to join the volunteer club,but I am not sure________a.how should I dob.what should I doc how I should doD.what I should do I really a difficult problem.I don't know what __ nextA:how I should doB.how to doC.what I should do itD.what to do注：请说明理由. What should i do!汉语 MISSYOU ,What should I do? what should i do等于? What else should I do? 英语翻译what should i do It's time to decide what to do and ____A.when to do it B.when to doC.when I should do D.how should I do it【还要把为什么不能选这个答案的原因说一下.】 They can't decide _____ next.A.What should doB.how to doC.what to doD.what should they do what about love...what should I do . i hate english...what should i do?