2. 职称英语
  3. It was not until 1920 ________ regular radio broadcasts began.A、whileB、whichC、

It was not until 1920 ________ regular radio broadcasts began.A、whileB、whichC、

游客2023-09-26  25
问题 It was not until 1920 ________ regular radio broadcasts began.
选项 A、while
B、which
C、that
D、since
答案 C
解析 注意词组not…until用于强调句时，往往要写成not until…that。
转载请注明原文地址:https://tihaiku.com/zcyy/3046863.html
相关试题推荐
随机试题
最新回复(0)