Humans have always been fascinated by
dreams. The vivid dreams people remember and talk about are REM dream—the type
that occur almost continuously during periods of rapid eye movement (REM) during
sleep. But people also have NREM dreams—dreams that occur during periods without
rapid eye movement called NREM sleep—although they are typically less frequent
and less memorable than REM dreams. REM dreams have a story like or dream like
quality and are more visual, vivid, and emotional than NREM dreams.
Interestingly, blind people who lose their sight before age five usually do not
have visual dreams, but they have vivid dreams involving the other senses. A
popular belief about dreams is that an entire dream takes place in an instant,
but in fact, it is not true. Sleep researchers have discovered that it takes
about as long to dream a dream as it would to expe A. (A) the process of learning causes shorter periods of REM sleep B. (B) new learning has little effect on REM sleep C. (C) REM sleep may improve the ability to learn D. (D) depriving animals of NREM sleep prevents them from learning the next day [单项选择]
What is (21) that a teacher most wants in his students Attentiveness A good memory Diligence Certainly these are the qualities commonly (22) with "good students" in the (23) mind. And certainly, too, these are the qualities that most (24) to teachers’ comfort. A. so B. still C. because D. though [单选题]电力隧道平时和发生警情时,各远程中心都可通过图像及时了解现场情况,调看( )资料,并把事件经过进行存储以供其后分析和破案作依据。
A.报警信息 B.门禁记录 C.声音 D.录像 [多选题] 一个隔离单位的基本设备应包括 ( )
A.门口设消毒液浸湿的脚垫 B.有隔离衣 C.有消毒洗手设施 D.有隔离种类标记 E.有专门医疗设备 [简答题]
2010年先后公布的《国家中长期人才发展规划纲要(2010—2020年)》和《国家中长期教育改革和发展规划纲要(2010—2020年)》,更是为未来十年我国的人才培养树立了明确的战略目标。2010年7月13~14日,全国教育工作会议的召开引起各方面广泛关注。阅读材料,回答问题。 [单选题]动车组随车机械师继乘休息时间原则上不得少于“ ” h。
A.2 B.4 C.6 D.8 [单项选择]前尿道单纯性狭窄是指单发而无并发症,且狭窄长度
A. <1cm B. <1.5cm C. >1.5cm且<3cm D. <3cm E. <2cm [判断题]二级母钟各接口局部故障会影响整个时钟系统正常工作。( )
A.正确 B.错误 [单选题] 第367题
充电卡具有充值、充电消费等功能,可在任意电动汽车充电桩使用。 A.正确 B.错误 [多项选择]A类机器处所包括:()
A. 用作主推进的内燃机; B. 用作其他用途的合计总输出功率不小于375KW的内燃机; C. 任何燃油锅炉或燃油装置; D. 燃油的惰性气体发生装置 [单选题]“三尺岗亭,文明的窗口,安全和责任铭刻心上,真诚微笑送温馨,周到服务促安祥”,这句歌词出自( )
A.江西高速公路之歌 B.向远方 C.江西高速我爱你 D.爱在江西高速 [判断题]移动电气设备的电源线单相用三芯电缆,三相用四芯电缆。 ( )
A.正确 B.错误 [单选题]专项施工方案由()编制,施工项目部审核,并报监理、业主审批。
A.民爆公司 B.总包单位 C.分包单位 D.设计单位 [单选题]被喻为中国鸽子树的“植物活化石”是( )。
A.珙桐 B.银杉 C.银杏 D.猕猴桃 [判断题]道岔表示器昼间为中央划有一条鱼尾形黑线的黄色鱼尾形牌表示道岔位置开通直向。()
A.正确 B.错误 [多选题] MEI纸币处理模块有( ) 级保养
A.一 B.二 C.三 D.四 [判断题]准许列车越过故障的进站、出站、进路信号机或线路所通过信号机(能开放引导信号时除外)须向司机发布调度命令。( )
A.正确 B.错误 [单项选择]欲用统计图表示某市1980年和1990年痢疾、肝炎、流脑、麻疹和腮腺炎5种传染病的构成情况,应用()
A. 圆图或百分比条图 B. 线图 C. 直方图 D. 条图 E. 散点图 [单选题]需人工上道除雪时,上下道应执行登记签认制度。列车调度员应根据相关单位的申请,停止本线接发列车及调车作业,邻线列车限速()km/h及以下。
A.A、80 B. B、100 C. C、120 D. D、160 [单选题]国际上第一部重要的航空法是( )
A.《芝加哥公约》 B.《国际民用空公约》 C.《华沙公约》 D.《海牙议定书》 [单选题]ZPW-2000A无绝缘移频自动闭塞系统发送器.接收器各引线端子与金属外壳导电部分绝缘电阻应( )。
A.≥25MΩ B.≥50MΩ C.≥100MΩ D.≥500MΩ [判断题]当电容器2根及以上外熔断器熔断时,可不用申请将变压器停运
A.正确 B.错误 [单项选择]恒牙龋失补牙面数()
A. DMFT B. dmft C. DMFS D. dmfs E. meanDMFT [多选题]接触网标称电压值为( ),最高工作电压为( ),短时(5min)最高工作电压为( ),最低工作电压为( )。
A.25kV B.27.5kV C.29kV D.20kV 我来回答: 提交
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