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【单选题】
某建设项目建安工程费8000万元，设备购置费4500万元，工程建设其他费用3000万元，已知基本预备费率5%，项目建设前期年限为1年，建设期为3年，第一年完成投资30%，则建设期第一年完成投资为（ ）万元。A.
16275
B.
15500
C.
4882.5
D.
4650
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举一反三
【单选题】--- Lucy didn't come to school, did she? -_______. She was ill and stayed in bed,
A.
Yes, she did
B.
No, she did
C.
No, she doesn't
D.
No, she didn't
【简答题】‘一Lucy didn't come to school, did she?·一_________. She was ill and stayed in bed,A. Yes, she did B. No, she did C. No, she doesn't D. No, she didn't
【多选题】RNA 聚合酶 II 的 TATA 盒( )。
A.
位于 –37 ～ –32 区域
B.
又称 Goldberg-Hogness 盒
C.
位于 –25 ～ –30 区域
D.
与 Pribnow 盒相似
【简答题】液氯工段关键装置（）。重点部位：液氯罐区、液氯充装。
【单选题】— Didn't they come to the party last week? — Yes. They didn't want to come with us at first, but then we ________ persuade them. [ ]
A.
would
B.
could
C.
were able to
D.
had to
【简答题】‘ --- Lucy didn't come to school, did she?---_______. She was ill and stayed in bed.A. Yes, she did B. No, she did C. No, she doesn't D. No, she didn't
【单选题】关于TATA盒叙述错误的是
A.
看家基因不具有TATA盒结构
B.
是II类启动子的组成部分
C.
受阻遏蛋白调控
D.
与转录的精确起始有关
E.
位于转录起始点上游
【单选题】某厂在充装液氯时没有洗罐，罐内残留杂质发生化学反应，造成钢瓶爆炸，液氯泄漏扩散，导致多人死亡和中毒。根据《企业职工伤亡事故分类》（GB6441-86），这起事故的类别为（ ）。
A.
容器爆炸
B.
中毒窒息
C.
化学爆炸
D.
其他伤害
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