It was not until 1999 regular radio broadcast began. [ ] A.while B.which C.that
来源:网络
时间:
推荐文章
![It was not until 1999 regular radio broadcast began. [ ] A.while B.which C.that](/pic/43_875870.jpg)
It was not until 1999 ________ regular radio broadcast began.
[]A.while
B.which
C.that
D.since
试题答案
答案:C
![It was not until 1999 regular radio broadcast began. [ ] A.while B.which C.that](/pic/43_875870.jpg)
It was not until 1999 ________ regular radio broadcast began.
[]A.while
B.which
C.that
D.since
答案:C