Question

Our city has developed into a big city, which is ________ it used to be．

1. A.
   four times larger than that
2. B.
   four times the size of
3. C.
   four times the size larger than that
4. D.
   as four times the size as that

Answer 1

A
句意为：“我们市已发展为一个比过去大四倍的城市。”B项后面没有比较对象that，因此错误。