这道英语题怎么判断啊?

问题描述:

这道英语题怎么判断啊?
From what I learn about their hotel, the service and the weather, they ________their holiday very much.
A wouldn't have enjoyed
B shouldn't have enjoyed
C needn't have enjoyed
D can't have enjoyed
这道题怎么看着哪个好像都对啊?怎么判断?

From what I learn about their hotel,the service and the weather,they ________their holiday very much.A wouldn't have enjoyed B shouldn't have enjoyed C needn't have enjoyed D can't have enjoyed 我晕!...