I believe that doing _(homework/homeworks)will help us revie

I believe that doing _(homework/homeworks)will help us revie 求翻译：I believe that neither of us will get nothing. I am sure that he will help us.中的 that 引导的是什么从句. I believe that I will exceed you I believe that I will be happiness i believe that i will happy ( )7.Let’s _.A to do homework B.do homework C.do homeworks D I help him doing homework.还是I help him do homework. I believe that you will?怎么翻译? i believe that day will come soon. I believe that everything will pay I believe that everything will be