第19题: [单项选择]{{B}}Questions 11to 18 are based on the conversation you have just heard.{{/B}} A. The course may not be so good now. B. Prof. Smith has retired. C. The course is definitely worthwhile. D. The course is even more interesting now. 参考答案:A 答案解析:[听力原文]
M: I understand that the extra mathematics course this semester is outstanding.
W: It used
第37题: [单项选择]睡眠感丧失的表现是( )。 A. 病人对睡眠时间估计偏少 B. 病人睡眠增加 C. 病人对睡眠时间估计偏多 D. 病人诉述整夜不眠,而配偶却听见病人打鼾 参考答案:D 答案解析:[解析] 病人诉述整夜不眠,而他们的配偶却听见病人打鼾,这叫做睡眠感丧失。病人估计的睡眠时间和实际睡眠时间之差,叫回顾性失眠。