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【单选题】
【天净沙】莫不是步摇得宝髻玲珑?莫不是裙拖得环珮玎玲?莫不是铁马儿檐前骤风?莫不是金钩双控,吉丁当敲响帘栊? [材料阅读题]【调笑令】莫不是梵工撞钟?莫不是潇潇曲槛中?莫不是牙尺剪刀声?莫不是漏声长滴响壶铜?潜身再听在墙角东,是近西厢理结丝桐。 这两支曲子演唱的背景是?A.
与各以琴曲暗通款曲挑动情意
B.
月夜于花园烧香，听操琴倾诉衷肠
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皮皮学刷刷变学霸
举一反三
【单选题】... a new generation of Americans, born in this century, tempered by war, disciplined by a hard and bitter peace,...
A.
strengthened
B.
regulated
C.
alleviated
D.
trained
【简答题】...a new generation of Americans, born in this
century, tempered by the war, disciplined by a hard and bitter peace ...
【单选题】—How old is your daughter? —_____. He spent his _____ birthday the day before yesterday. [ ]
A.
Twelve, twelve
B.
Twelfth, twelve
C.
Twelfth, twelfth
D.
Twelve, twelfth
【简答题】－How old is your daughter ? － . We had a special party for her party yesterday . A. Nine , nine. B. Nine , ninth . C. Ninth , ninth .
【单选题】—How old is your daughter? —________. We had a special party for her ________ birthday last Sunday. [ ]
A.
Nine, nine
B.
Nine, ninth
C.
Ninth, nine
D.
Ninth, ninth
【单选题】玻尔兹曼统计认为：
A.
玻尔兹曼分布不是最可几分布但却代表平衡分布;
B.
玻尔兹曼分布只是最可几分布但不代表平衡分布;
C.
玻尔兹曼分布不是最可几分布也不代表平衡分布;
D.
玻尔兹曼分布就是最可几分布也代表平衡分布。
【单选题】对于玻尔兹曼分布,说法不正确的是
A.
对于玻尔兹曼分布，高能级粒子数密度总是多于低能级粒子数密度。
B.
玻尔兹曼分布是一种动态分布
C.
玻尔兹曼分布是一种统计分布
D.
玻尔兹曼分布是热平衡条件下的分布
【简答题】试证明：玻尔兹曼分布的涨落为 .
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