Question

(2009福州市高中毕业班第一次单科质量检查) Why didn’t you tell me there was no class today? You _____ me about it earlier.

A．ought to have told	B．should tell
C．should have been told	D．ought to be told

Answer 1

A

考察虚拟语气，根据题意你应该早点告诉我啊。ought to have done表示（责备某人）应该做某事而没有做某事。