题目内容:
In some cities of China, you'll get fined ________ you don't walk along the crosswalk while crossing the road.
A.if
B.though
C.until
参考答案:
答案解析:
In some cities of China, you'll get fined ________ you don't walk along the crosswalk while crossing the road.
A.if
B.though
C.until