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【单选题】
发药时不正确的操作是
A.
严格执行查对制度
B.
发药前应收集病人的有关资料
C.
按药物的性能正确指导病人服药
D.
随时观察服药效果及不良反应
E.
如因特殊检查可提前发给病人
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参考答案：
举一反三
【多选题】已知2,4-二硝基酚为典型的解偶联剂,如向含有离体完整线粒体的氧化磷酸化体系中加入该物质,可观察到以下哪种现象
A.
O2耗量不变
B.
O2耗量↓
C.
ATP生成↑
D.
ATP生成↓
E.
ATP生成不变
查看完整题目与答案
【简答题】(1)化合物G 的相对分子质量为140，G 中含硅元素，其质量分数为60%，另有元素Y。 G 可以由化合物E(含两种元素)与NH 3 反应而生成，同时产生HCl 气体。 请推断：G 和E的化学式分别为______________、______________。 (2)粉末状G 能够与氧气反应，所得产物中有一种是空气中的主要成分，另一种是工业上生产玻璃的主要原料。请写出化合物G 与氧气反应的化学方程...
查看完整题目与答案
【单选题】— Do you know ______ he has done with the money? — He has bought a new house in a garden district. [     ]
A.
how
B.
when
C.
what
D.
where
查看完整题目与答案
【简答题】硅在地壳中的含量较高。硅及其化合物的开发由来已久,在现代生活中有广泛应用。回答下列问题: ( 1 ) 1810 年瑞典化学家贝采利乌斯在加热石英砂、木炭和铁时,得到一种 “ 金属 ” 。这种 “ 金属 ” 可能是 _____________ 。 ( 2 )陶瓷、水泥和玻璃是常用的硅酸盐材料。其中,生产普通玻璃的主要原料有 _____________ 。 ( 3 )高纯硅是现代信息、半导体和光伏发电...
查看完整题目与答案
【单选题】在标准ASCII码表中,已知英文字母F的ASCII码是01000110,英文字母B的ASCII码是
A.
01000001
B.
01000010
C.
01000011
D.
01000000
查看完整题目与答案
【单选题】在标准ASCII码表中，已知英文字母I的ASCII码是01001001，英文字母F的ASCII码是
A.
01000110
B.
01110001
C.
01010100
D.
01011111
查看完整题目与答案
【单选题】听力原文：M: Bill won't graduate until this summer, but did you know that he has already started his own computer company last semester? W: Wow, he's really put what he has learned into practice. Q: What d...
A.
He needs to take some remedial courses.
B.
He didn't do very well in school.
C.
He is able to apply his knowledge.
D.
He won't be able to graduate this semester.
查看完整题目与答案
【单选题】－－Has he finished his essay? －－I dont know. He __________ it this morning.A.has written##
A.
--Has he finished his essay? --I dont know. He __________ it this morning. A.has written
B.
was writing
C.
wrote
D.
had written
查看完整题目与答案
【单选题】---Do you know how long ________?  ----I’m sorry I don’t know.
A.
he has come here
B.
has he been married
C.
Tom has bought the car
D.
his uncle has been abroad
查看完整题目与答案
【单选题】I don’t know whether he has finished the novel, but he ________ it this morning.
A.
was reading
B.
has read
C.
read
D.
had read
查看完整题目与答案
相关题目：
【多选题】已知2,4-二硝基酚为典型的解偶联剂,如向含有离体完整线粒体的氧化磷酸化体系中加入该物质,可观察到以下哪种现象
A.
O2耗量不变
B.
O2耗量↓
C.
ATP生成↑
D.
ATP生成↓
E.
ATP生成不变
查看完整题目与答案
【简答题】(1)化合物G 的相对分子质量为140，G 中含硅元素，其质量分数为60%，另有元素Y。 G 可以由化合物E(含两种元素)与NH 3 反应而生成，同时产生HCl 气体。 请推断：G 和E的化学式分别为______________、______________。 (2)粉末状G 能够与氧气反应，所得产物中有一种是空气中的主要成分，另一种是工业上生产玻璃的主要原料。请写出化合物G 与氧气反应的化学方程...
查看完整题目与答案
【单选题】— Do you know ______ he has done with the money? — He has bought a new house in a garden district. [     ]
A.
how
B.
when
C.
what
D.
where
查看完整题目与答案
【简答题】硅在地壳中的含量较高。硅及其化合物的开发由来已久,在现代生活中有广泛应用。回答下列问题: ( 1 ) 1810 年瑞典化学家贝采利乌斯在加热石英砂、木炭和铁时,得到一种 “ 金属 ” 。这种 “ 金属 ” 可能是 _____________ 。 ( 2 )陶瓷、水泥和玻璃是常用的硅酸盐材料。其中,生产普通玻璃的主要原料有 _____________ 。 ( 3 )高纯硅是现代信息、半导体和光伏发电...
查看完整题目与答案
【单选题】在标准ASCII码表中,已知英文字母F的ASCII码是01000110,英文字母B的ASCII码是
A.
01000001
B.
01000010
C.
01000011
D.
01000000
查看完整题目与答案
【单选题】在标准ASCII码表中，已知英文字母I的ASCII码是01001001，英文字母F的ASCII码是
A.
01000110
B.
01110001
C.
01010100
D.
01011111
查看完整题目与答案
【单选题】听力原文：M: Bill won't graduate until this summer, but did you know that he has already started his own computer company last semester? W: Wow, he's really put what he has learned into practice. Q: What d...
A.
He needs to take some remedial courses.
B.
He didn't do very well in school.
C.
He is able to apply his knowledge.
D.
He won't be able to graduate this semester.
查看完整题目与答案
【单选题】－－Has he finished his essay? －－I dont know. He __________ it this morning.A.has written##
A.
--Has he finished his essay? --I dont know. He __________ it this morning. A.has written
B.
was writing
C.
wrote
D.
had written
查看完整题目与答案
【单选题】---Do you know how long ________?  ----I’m sorry I don’t know.
A.
he has come here
B.
has he been married
C.
Tom has bought the car
D.
his uncle has been abroad
查看完整题目与答案
【单选题】I don’t know whether he has finished the novel, but he ________ it this morning.
A.
was reading
B.
has read
C.
read
D.
had read
查看完整题目与答案
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