20.When you read the book,you' d better make a mark _____ yo

5个回答

  • You'd better make a mark where you have any questions.

    You`d better make a mark at the place where you have any questions.

    以上两句字意思相同,但第一个是状语从句,后一个是定语从句.定语从句不管是where还是which要有先行词THE PLACE,而状语从句没有.状语从句中where引导的句子做地点状语,不出现place.

    定语从句出现先行词place,再用where引导的定语来修饰place

    所以选D