A midday nap can not only brain to its full awakeness best but also raise brain power beyond what it would have been without some shuteye.
A. accumulate
B. reserve
C. approve
D. restore
网友回答
A. accumulate
B. reserve
C. approve
(答案→)D. restore
解析：
考查动词辨析。句意：午睡不仅可以最大程度上使大脑恢复到(restore)完全清醒的状态，同时还可以使脑力比在没有睡眠时有所提高。accumulate积累；reserve保留；approve赞成。