【题目】With the on－going campaign of banning cigarette，the number of people who have given up smoking________．
A. is increasing B. increased
C. has increased D. will increase
在线课程【答案】A
【解析】试题分析：句意:随着正在进行的禁烟运动，放弃抽烟的人数正在增加。the number是主语，谓语用单数，结合句意分析可知，用现在进行时。故选A。