【题目】____ anyone phone during the board meeting, please tell them I am busy.
A.Should
B.Will
C.May
D.Can

【答案】A
【解析】这题考查if非真实条件句的省略倒装句，这句话相当于：If anyone should phone during the board meeting, please tell them I am busy.可以省略if，将should提前，是一种虚拟语气，句意是：如果有人在委员会时打电话，告诉他我很忙。选A。