--- It took me two hours or so to walk here. --- But you here in Billy’s car.A. could ha

问题补充：

--- It took me two hours or so to walk here.

--- But you here in Billy’s car.

A. could have come

B. must have come

C. must come

D. could come

答案：

(答案→)A. could have come

B. must have come

C. must come

D. could come

解析：考查情态动词。句中could have done本可以。句意：——我花了差不多2个小时走到这儿。——但你本可以坐Billy的小汽车到这儿。