问题
选择题
From what I learn about their hotel, the service and the weather, they their holiday very much.
A．couldn’t have enjoyed
B．shouldn’t have enjoyed
C．needn’t have enjoyed
D．can’t have enjoyed
答案
答案：D
考查情态动词和虚拟语气。句意“据我对那家酒店的了解，那里的服务和天气状况，他们的假期不可能过得很愉快。”表示否定的推测用can’t，can’t have done意为“不可能已经......”。故选D。