()is because the weather is so cold that I have a bad cold. A That . B It's . C What. D This

问题描述:

()is because the weather is so cold that I have a bad cold. A That . B It's . C What. D This
选哪个?为什么 要详细的理由

B
这是个it is ... that的强调句句式啊,it是形式主语,这里将原因状语提前到it is 后面强调,表示:是因为天气太冷,才导致我得了严重的感冒可是B 是 it's 不是it是it 我就不问了sorry,B是it's,后面已经有is,所以it不行,能代替it的只有this(一般说话先近后远,没有特指都用this)