It is said that this is the biggest lab ________ they have ever built in their s

题干

It is said that this is the biggest lab ________ they have ever built in their school.

A．which

B．what

C．不填

D．where

上一题下一题 0.64难度单项选择更新时间:2017-02-07 04:26:16

小学学科试题库

初中学科试题库

高中学科试题库