2. 外语
  3. It was not until 1920 _____ regular radio broadcasts began.

It was not until 1920 _____ regular radio broadcasts began.

admin2013-06-24  16
问题 It was not until 1920 _____ regular radio broadcasts began.
选项 A、which
B、when
C、that
D、since
答案C
解析
转载请注明原文地址:https://kaotiyun.com/show/hAfK777K
本试题收录于： 四川省大学英语三级题库大学英语三级分类
0

四川省大学英语三级

大学英语三级

相关试题推荐
随机试题
最新回复(0)