anyone call, tell them I’m in conference.
A. Should
B. Would
C. Could
D. Might
网友回答
(答案→)A. Should
B. Would
C. Could
D. Might
解析：虚拟条件句省略了If，句子要倒装。Should anyone call, tell them I’m in conference.= If anyone should call, tell them I’m in conference.句意：万一有人打电话来，请告诉他我在开会。