找出句子错误.并帮忙改下错.顺便来道选择题.

题目

找出句子错误.并帮忙改下错.顺便来道选择题.
改错题：
This surprised us very much that Tom had left without a word.
Research indicates very loud noise ______ make people ill or drive them mad
A、need B、shall C、can D、dare

答案

This 要改成It吧..It用来做形式主语
下面那个选C