"This is the novel()is written by ."像这类题什么时候用what,that.这
问题描述：
"This is the novel()is written by ."像这类题什么时候用what,that.这
我区分不清什么时候用what什么时候用that什么时候不填,要查语法书应查哪部分?
答
"This is the novel()is written by ."像这种前一句已经有宾语novel的时候用that 来指代已经提到的novel
如果是"This is ()is written by ." 前一句没有提到宾语,就用what来指代