A bottle weighs less after air is taken out, ______ proves that air has weight.

admin2009-08-21  38

问题 A bottle weighs less after air is taken out, ______ proves that air has weight.

选项 A、we
B、it
C、which
D、what

答案C

解析 which引导非限制性定语从句。
转载请注明原文地址:https://jikaoti.com/ti/Gq9GFFFM
本试题收录于: 英语题库成考专升本分类
0

随机试题
最新回复(0)