Years ago we didn’t know this, but recent science ______ that people who don’t sleep well soon get ill.(2.5分)<br>A: showed<br>B: has shown<br>C: will show<br>D: is showing

注意：此页面搜索的是所有试题

题目内容（武汉科技大学大学英语2）

Years ago we didn’t know this, but recent science ______ that people who don’t sleep well soon get ill.(2.5分)
A: showed
B: has shown
C: will show
D: is showing

参考答案

随机试卷

沈阳医学院-医学统计学

西安交通大学--数控技术学习指南

西华大学21秋学期《企业经济活动分析》期末考试