问题补充：
We preferalone rather than.
A. staying; go out
B. staying; going out
C. to stay; to go out
D. to stay; go out
答案：
A. staying; go out
B. staying; going out
C. to stay; to go out
(答案→)D. to stay; go out
解析：这题考查固定词组：prefer to do rather than do“宁愿做…而不愿”，句意是：我们宁愿单独呆着也不愿出去。选D。
