2. 外语
  3. Headset stereos can ______. According the experts, when headset sound reaches 110 decibcls, it can be used at most for ______.

Headset stereos can ______. According the experts, when headset sound reaches 110 decibcls, it can be used at most for ______.

admin2014-02-19  98
问题 Headset stereos can ______.
According the experts, when headset sound reaches 110 decibcls, it can be used at most for ______.
选项 A、one hour
B、half an hour
C、two hours
D、three hours
答案B
解析
转载请注明原文地址:https://kaotiyun.com/show/LugK777K
本试题收录于： 大学英语三级B级题库大学英语三级分类
0

大学英语三级B级

大学英语三级

相关试题推荐
随机试题
最新回复(0)