what / should / we / do / help / poor children / g...

Câu hỏi: what / should / we / do / help / poor children / go on / learn?      

A What should we do help the poor children to go on learning?

B What should we do to help the poor children to go on learning?

C What should we do to help the poor children going on learning?

D What should we do to help the poor children to go on learn?