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【单选题】
下列属于窒息性气体的是A.
氟化氢
B.
氯化氢
C.
氰化氢
D.
二氧化硫
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举一反三
【单选题】If he _______ his father about this, I think his father ________ him.
A.
tell; help
B.
tells; will help
C.
will tell; helps
【单选题】( )4. What was the writer ’ s attitude ( 态度 ) towards his father at the end of the story? A. He loved his father. B. He was worried about his father. C. He was afraid of his father. D. He thought h...
A.
He loved his father.
B.
He was worried about his father.
C.
He was afraid of his father.
D.
He thought his father was old.
【多选题】When someone says that his father is a beefeater, he means that ______.
A.
His father is a Yeoman Warder.
B.
His father guards at the Tower of London.
C.
His father likes eating beef.
D.
His father only eats beef.
【多选题】MRPII与MRP的主要区别是什么?
A.
MRP是以物料计划人员或存货管理人员为核心的物料需求计划体系，仅涵盖物料管理
B.
MRPII是对制造业企业的生产资源进行有效计划的一整套生产经营管理计划体系，是一种计划主导型的管理模式
C.
MRPⅡ与MRP是企业中的两个完全不同的管理模式
D.
MRPII是闭环MRP的直接延伸和扩充
【多选题】MRPⅡ与MRP的主要区别是什么？
A.
MRP是以物料计划人员或存货管理人员为核心的物料需求计划体系，仅涵盖物料管理
B.
MRPII是对制造业企业的生产资源进行有效计划的一整套生产经营管理计划体系，是一种计划主导型的管理模式
C.
MRPⅡ与MRP是企业中的两个完全不同的管理模式
D.
MRPII是闭环MRP的直接延伸和扩充
【简答题】His father was ill. He sent for a doctor. His father was ill. He asked a doctor ______ .
【单选题】—Why was the boy beaten by his father? —He _____ to his father that he had _____the table.
A.
lain/lay
B.
laid/lied
C.
lied/laid
D.
lay/laid
【单选题】关于热原质的叙述,下列哪项是错误的
A.
多由G-菌产生
B.
本质是细菌细胞壁中的脂多糖
C.
注入人体内能引起发热反应
D.
高压蒸汽灭菌法可破坏热原质
E.
250摄氏度高温干烤可破坏热原质
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