Yeah,____ I hope to fly there and help them,为什么填how而不填how mu

Yeah,____ I hope to fly there and help them,为什么填how而不填how mu I hope he will buy a book at school.为什么填he will,而不填him to,he We must do our ____ to help them 填什么 How do you usually go there?——I usually ____.填walk还是on foot? How can I improve my ____（speak）English中为什么speak要填过去式 翻译：How long did ____ ____ China's Chang'e I to fly to the mo ___ he works in his spare time.为什么填how hard 不填how hardly I hope this warning way may be of service to them,and help t I can go to school just __ Jane为什么不填as而填like? How can I fly? How long can I keep them.为什么用的是keep（保存）而不能用bor I wonder ( )to do next 填how 还是what