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【单选题】
以下试剂中不属于易制毒化学品的是
A.
浓硫酸
B.
无水乙醇
C.
浓盐酸
D.
高锰酸钾
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【单选题】()是象征阳光的色彩,在所有色彩中,是明度最高、极醒目的一种颜色。
A.
绿色
B.
红色
C.
黄色
D.
白色
【单选题】已知 int x=3,n=5; ,则以下与其他三组输出不同的一组语句是 ______ 。
A.
x++;printf("%d\n",x);
B.
n=x++;printf("%d\n",n);
C.
++x;printf("%d\n",x);
D.
n=++x;printf("%d\n",n); an>
【判断题】企业、事业单位的职工无特种作业操作证从事特种作业,属违章作业
A.
正确
B.
错误
【单选题】In air cargo transportation, ( ) are rates which are applicable to named type of air cargo.
A.
General Cargo Rates
B.
Class Rates
C.
Bulk Unitization Rates
D.
Specific Commodity Rates
【判断题】电力系统由发电厂、变电站(所)、电力线路和电能用户组成。
A.
正确
B.
错误
【判断题】企业、事业单位的职工无特种作业操作证从事特种作业,属违章作业。
A.
正确
B.
错误
【单选题】同义词练习属于哪种练习方式
A.
感知性练习
B.
理解性练习
C.
模仿性练习
D.
记忆性练习
E.
应用性练习
【单选题】Why did Kyle later give up committing suicide?
A.
Because he realized if he had done so, he would have missed many wonderful things in life.
B.
Because Mark tried all his best to persuade him not to.
C.
Because his mother found out about the sleeping pills and took them away.
D.
Because he and his girlfriend finally made up.
【单选题】In international air cargo transportation,(    ) are rates which are applicable to named types of air cargo.
A.
General Cargo Rates    
B.
Class Rates
C.
Bulk Unitization Rates    
D.
Specific Commodity Rates
【单选题】切断两侧迷走神经后的动物,呼吸变得
A.
无变化
B.
深而慢
C.
深而快
D.
浅而快
E.
浅而慢
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