皮皮学，免费搜题
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【单选题】
会计电算化的作用不包括()。
A.
提高了会计工作效率
B.
促进会计职能转变
C.
促进会计队伍提高
D.
单位花费大量人力物力财力不一定发挥作用
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【多选题】哪些让步容易让对方获得满足感
A.
你让步幅度的快慢
B.
你让步幅度的多少
C.
对方获取你让步所付出的多少
D.
让步的方式
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【简答题】氟离子选择性电极是晶体膜电极吗?使用条件?
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【单选题】对CH 3 Br进行亲核取代时,以下亲核试剂亲核性的比较,正确的是:
A.
HS - < H 2 S
B.
H 2 O < HF
C.
HO - < HS -
D.
RO - < RCOO -
查看完整题目与答案
【单选题】对 CH 3 Br 进行亲核取代时,以下离子亲核性最强的是:
A.
B.
C.
D.
D
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【单选题】对 CH 3 Br 进行亲核取代时,以下离子亲核性最强的是( )
A.
CCl 3 CH 2 O -
B.
CH 3 CH 2 O -
C.
C 6 H 5 O -
D.
CH 3 COO -
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【单选题】对CH3Br进行亲核取代时,以下离子亲核性最强的是
A.
CH3COO-
B.
CH3CH2O-
C.
C6H5O-
D.
OH-
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【单选题】良渚文化遗址博物馆位于哪个城市:()
A.
杭州
B.
西安
C.
洛阳
D.
北京
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【单选题】新斯的明治疗重症肌无力的机制是
A.
兴奋大脑皮质
B.
激动骨骼肌M胆碱受体
C.
促进乙酰胆碱合成
D.
抑制胆碱酯酶和激动骨骼肌N 2 胆碱受体
E.
促进骨骼肌细胞Ca 2+ 内流
查看完整题目与答案
【单选题】It can be inferred from the passage that in the early 1800’s children were generally regarded by their families as individuals who______
A.
needed enormous amounts of security and affection
B.
required constant supervision while working
C.
were important to the economic well-being of a family
D.
were unsuited to spending long hours in school
E.
were financial burdens assumed for the good of society
查看完整题目与答案
【简答题】In the early 1950s the researchers who produced the first clad glass optical fibers were not thinking of using them for communications.【46】H______, fiber optics was already a well-established commerci...
查看完整题目与答案
相关题目：
【多选题】哪些让步容易让对方获得满足感
A.
你让步幅度的快慢
B.
你让步幅度的多少
C.
对方获取你让步所付出的多少
D.
让步的方式
查看完整题目与答案
【简答题】氟离子选择性电极是晶体膜电极吗?使用条件?
查看完整题目与答案
【单选题】对CH 3 Br进行亲核取代时,以下亲核试剂亲核性的比较,正确的是:
A.
HS - < H 2 S
B.
H 2 O < HF
C.
HO - < HS -
D.
RO - < RCOO -
查看完整题目与答案
【单选题】对 CH 3 Br 进行亲核取代时,以下离子亲核性最强的是:
A.
B.
C.
D.
D
查看完整题目与答案
【单选题】对 CH 3 Br 进行亲核取代时,以下离子亲核性最强的是( )
A.
CCl 3 CH 2 O -
B.
CH 3 CH 2 O -
C.
C 6 H 5 O -
D.
CH 3 COO -
查看完整题目与答案
【单选题】对CH3Br进行亲核取代时,以下离子亲核性最强的是
A.
CH3COO-
B.
CH3CH2O-
C.
C6H5O-
D.
OH-
查看完整题目与答案
【单选题】良渚文化遗址博物馆位于哪个城市:()
A.
杭州
B.
西安
C.
洛阳
D.
北京
查看完整题目与答案
【单选题】新斯的明治疗重症肌无力的机制是
A.
兴奋大脑皮质
B.
激动骨骼肌M胆碱受体
C.
促进乙酰胆碱合成
D.
抑制胆碱酯酶和激动骨骼肌N 2 胆碱受体
E.
促进骨骼肌细胞Ca 2+ 内流
查看完整题目与答案
【单选题】It can be inferred from the passage that in the early 1800’s children were generally regarded by their families as individuals who______
A.
needed enormous amounts of security and affection
B.
required constant supervision while working
C.
were important to the economic well-being of a family
D.
were unsuited to spending long hours in school
E.
were financial burdens assumed for the good of society
查看完整题目与答案
【简答题】In the early 1950s the researchers who produced the first clad glass optical fibers were not thinking of using them for communications.【46】H______, fiber optics was already a well-established commerci...
查看完整题目与答案