Ⅰ.单句语法填空
1．The noise was so loud outside that I could sleep no longer.
2．You should do it before it is too late.
3．I'm very pleased to inform you that your application(apply) has been accepted.
4．He's trying to figure out a way to solve(solve) the problem.
5. The answer to this question is now under exploratio (explore)．
