—How long has Henry’s father?—About two months.A. bought the car B. been dead C. joined

问题补充：

—How long has Henry’s father?—About two months.

A. bought the car B. been dead C. joined the club

答案：

解析：句意：Henry的父亲去世多久了？大约两个月。句中用的是现在完成时，其谓语动词只能是表示持续的动作，而不能是短暂动词，bought买和join参加都是短暂动词，不能用完成时；been dead表示一种状态，可接完成时，故选B