标题: It was not until 1920 ______ regular radio broadcasts began. [打印本页] 作者: 李老师 时间: 2017-10-15 22:58 标题: It was not until 1920 ______ regular radio broadcasts began. It was not until 1920 ______ regular radio broadcasts began.
A. while
B. when
C. that
D. since
满分：2 分
3. An idea has_______ to me.
A. occurred
B. happened
C. come about
D. broken out
满分：2 分
4. She thought I was talking about her daughter, ________, in fact, I was talking about my daughter.
A. whom
B. where
C. with
D. while
满分：2 分
5. If you go to Xi'an, you will find the palaces there more magnificent than commonly ________.
A. supposing
B. supposed
C. to suppose
D. suppose
满分：2 分
6. We were swimming in the lake ______ sud