it 's __much colder__tan it was yesterday 为什么用much colder ,不

It's much colder than it was yesterday,可不可以换成than yeasterday It's so cold today.Yes,it;s colder than it was yesterday.为什么 It was cold yesterday,but today it's _____ colder. It's ___ colder today than it was yesterday It's colder today than it was yesterday. It is much colder today that of yesterday.为什么用that of It’s so cold today yes ,it’s（）colder than it was yesterday A It is cold today. It was much colder yesterday.合并成一句 It's much colder today than___yesterday It's much colder today than___yesterday. It"s much colder today than _____ yesterday.A/ B that of C t It's much colder today than yesterday.You'd better ____ more