My hometown is not ( ) it used to be.A.wMy hometow

问题补充：

My hometown is not ( ) it used to be.A.wMy hometown is not ( ) it used to be.A.when B.that C.what D.as

答案：

C主语hometown是物,且宾语可以理解成过去什么什么样,用what

======以下答案可供参考======

供参考答案1:

C