单选题 Hill wished to win, and he prayed constantly—before breakfast, after lunch, and ______.
A. at dawn B. at noon C. at weekend D. at bedtime

【正确答案】 D
【答案解析】[考点] 词组辨异。at dawn在黎明，at noon在正午，at weekend在周末，at bedtime在就寝时间，根据一天的时间顺序，选D。