单选题 As the train service had been suspended, thousands of people had to wait for days at the station.
A. elevated slightly B. cancelled completely
C. delayed frequently D. stopped temporarily

【正确答案】 D
【答案解析】suspend:暂停,悬浮,吊;elevate slightly:略微提高;cancel completely:全部取消;delay frequently:经常晚点;stop temporarily:暂停