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【单选题】
2010-2015年某饭店全体员工人数和管理人员数如下: 单位:人 2010 2011 2012 2013 2014 2015 年末员工数 年末管理人员数 500 30 510 30 540 31 560 35 608 43 712 54 则2011-2015年管理人员占全部员工人数的平均比重为( )%。A.
6.38
B.
6.39
C.
6.40
D.
6.41
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【简答题】Some scientists believe that a breakthrough in the use of solar energy depends on ________. A) sufficient funding B) further experiments C) advanced technology D) well-equipped laboratories
【单选题】Some scientists believe that
A.
watching animals to anticipate earthquakes is more effective than depending on seismography
B.
the unusual behavior. of animals cannot be trusted
C.
neither watching animals nor using seismographs is reliable
D.
earthquake cannot be predicated
【单选题】Some scientists believe that___.
A.
w atching animals to anticipate earthquakes is more effective than depending on seismography
B.
t he unusual behavior of animals cannot be trusted
C.
n either watching nor using seismographs is reliable
D.
e arthquake
【单选题】初产妇，32岁，剖宫产一男活婴，产后1周，寒战、高热，左下肢持续性疼痛1天，恶露量多，头晕，乏力，体温39.5℃，脉搏120次/分，血压110/70mmHg，此病人最可能的诊断是（）。
A.
子宫肌炎
B.
盆腔结締组织炎
C.
血栓性静脉炎
D.
盆腔静脉炎
E.
败血症
【单选题】Amy Taylor was ____ both as a drama critic and as a poet.
A.
subtle
B.
progressive
C.
eminent
D.
plausible
【简答题】Scientists believe Native Americans arrived by crossing the land bridge that connected Siberia and _________ more than 10 000 years ago. A．this is Alaska B．Alaska is now C．is now Alaska D．what is no...
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