2. 专升本
  3. Both the scientists understood that the air was a mixture of two gases,____was "combustible" and the other "useless".

Both the scientists understood that the air was a mixture of two gases,____was "combustible" and the other "useless".

admin2014-01-01  48
问题 Both the scientists understood that the air was a mixture of two gases,____was "combustible" and the other "useless".
选项 A、which
B、that
C、one of which
D、one of that
答案C
解析
转载请注明原文地址:https://kaotiyun.com/show/qnFC777K
本试题收录于： 英语题库普高专升本分类
0

英语

普高专升本

相关试题推荐
随机试题
最新回复(0)