请打楚答案AND原因,

请打楚答案AND原因,
1.We'll try our best to do________we can to help.
A.as much as B.as many as C.more than
2._______you finish your homework,you can play the computer games.
A.Even though B.Ever since C.Once

1.A 句意：我们会尽最大努力提供帮助.
2.C 句意：一旦你完成了家庭作业,就可以玩电脑游戏.