位置:首页 > 题库频道 > 学历类 > 升学考试 > 高中(高考) > 英语 > 高考英语定语从句练习141

Scientists believe that the part of the brain ________ thinking takes place may become very tired during waking hours and that sleep may help to repair the brain.

发布时间:2021-08-12

A.that

B.where

C.when

D.which

试卷相关题目

返回顶部