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【单选题】
数据模型反映的是______。A.
事物本身所包含的数据
B.
记录中所包含的全部数据
C.
记录本身的数据和相关关系
D.
事物本身的数据和相关事物之间的联系
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举一反三
【单选题】Where does your father work? [ ]
A.
He likes watching TV.
B.
He is a worker.
C.
He works in a hospital.
【单选题】Kahn was born in German. He has been working full time in the UK and been UK resident for tax purposes for the last five years. He plans to return to German in the tax year 2018/19. Assuming he has tw...
A.
91 days
B.
90 days
C.
120 days
D.
121 days
【单选题】He plans to ___ two years writing a biography (传记) of the famous person.
A.
cost
B.
take
C.
spend
D.
make
【简答题】He is a hard a worker and a skilled gardener.
【单选题】关于大肠机能的叙述，下列哪项是错误的
A.
大肠可吸收水分
B.
分泌大肠液保护肠黏膜
C.
贮存食物残渣形成粪便
D.
大肠液中的消化酶对消化起重要的作用
E.
进食后往往发生集团运动
【简答题】听短文，选答案。 1. What does John do? A. He is a teacher. B. He is a student. C. He is a worker. 2. Why can't John go to school by bike? A. Because the road is far. B. Because the road is bad. C. Because the...
【单选题】He plans to ___________ two years writing a Biography (传记)of the famous person.
A.
cost
B.
take
C.
spend
D.
make
【单选题】有关CRP的描述，下列不正确的是（）
A.
感染、创伤、手术均可导致CRP升高
B.
CRP的升高反映了动脉硬化存在低度的炎症过程和粥样斑块的脱落
C.
急性心肌梗死发生12小时后才能在血中测到CRP升高
D.
超敏CRP和TC、HDL-C联合分析，可大大提高预测冠心病的准确性
E.
CRP和冠心病密切相关，不是冠心病的独立危险因素之一
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