问题
time passed, however, the carnival period was extended
A:As
B:when
C:while
D:since
B:when
C:while
D:since
正确答案是：
同类题型
Mr. White gets up early and runs every day,which he thinks is____ to his health.
What’s wrong with your face?—A bee has stung it and it is ________.[ ]
How long have you been in this office?—Just a few minutesMy cousins_______here together with me
urists gathered at________ was once a square,_______ is used as a theme park.