----How was your trip to Beijing?--We really enjoyed .A. usB. ourC. oursD. ourselves

问题补充：

----How was your trip to Beijing?

----We really enjoyed .

A. us

B. our

C. ours

D. ourselves

答案：

A. us

B. our

C. ours

(答案→)D. ourselves

解析：句意：你去北京的旅行怎么样？我们过的很愉快。enjoy oneself,过得愉快，故选D。