皮皮学，免费搜题
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【单选题】
老年人进餐时应
A.
暂停所有治疗和检查
B.
进食速度尽量越快越好
C.
食物越热越好
D.
尽可能少吃多餐
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举一反三
【多选题】企业投资的必要收益率的构成包括( )
A.
纯粹利率
B.
通货膨胀补偿率
C.
风险收益率
D.
股票收益率
查看完整题目与答案
【单选题】假设各反应中的气体都是理想气体,则 K θ =K p =K x =K n 的反应是 。
A.
CaCO 3 (s)= CaO(s)+CO 2 (g)
B.
N 2 O 4 (g)= 2NO 2 (g)
C.
2ZnS(s)+3O 2 (g)=2ZnO(s)+2SO 2 (g)
D.
CO(g)+H 2 O(g)= CO 2 (g)+H 2 (g)
查看完整题目与答案
【简答题】660K时的反应 2 NO + O2 2NO2。NO和O2的初始浓度和及反应的初始速率v的实验数据为:实验编号 1 0.10 0.10 0.0302 0.10 0.20 0.0603 0.20 0.20 0.240试求(1)反应级数和速率方程;(2)速率常数k;(3)当= c(O2) =0.15mol·L-1时的反应速率。(10分)
查看完整题目与答案
【单选题】— Peter, would you like a beer to go with your meal? — Sure, it _____. [     ]
A.
ordered
B.
was ordered
C.
has been ordered
D.
has ordered
查看完整题目与答案
【单选题】-Hi，  Tom.Have you ordered yet？ -________. [     ]
A.
No,  I don’t like it
B.
Yes, I’m being served
C.
I have no idea
D.
I make myself at home
查看完整题目与答案
【简答题】We had a long discussion before we reached an agreement．
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【单选题】_____ exciting news!  We’ve never had  ____ long vacation before.
A.
What; such a
B.
What an, such a
C.
How; so
D.
What ; so a
查看完整题目与答案
【多选题】企业投资的必要收益率的构成包括 ( )
A.
纯粹利率
B.
通货膨胀补偿率
C.
风险收益率
D.
资金成本率
查看完整题目与答案
【单选题】Do you know how long it is ______we last went to the theatre? [     ]
A.
since
B.
before
C.
when
D.
that
查看完整题目与答案
【单选题】听力原文：Hi, Serra. This is Vicky from purchasing. The bookcase you ordered for your office is no longer in stock. I can place a special order for you but it will take at least 4 weeks for it to be delive...
A.
To discuss a problem with the order
B.
To confirm a delivery item
C.
To request a catalogue
D.
To request an order for office supplies
查看完整题目与答案
相关题目：
【多选题】企业投资的必要收益率的构成包括( )
A.
纯粹利率
B.
通货膨胀补偿率
C.
风险收益率
D.
股票收益率
查看完整题目与答案
【单选题】假设各反应中的气体都是理想气体,则 K θ =K p =K x =K n 的反应是 。
A.
CaCO 3 (s)= CaO(s)+CO 2 (g)
B.
N 2 O 4 (g)= 2NO 2 (g)
C.
2ZnS(s)+3O 2 (g)=2ZnO(s)+2SO 2 (g)
D.
CO(g)+H 2 O(g)= CO 2 (g)+H 2 (g)
查看完整题目与答案
【简答题】660K时的反应 2 NO + O2 2NO2。NO和O2的初始浓度和及反应的初始速率v的实验数据为:实验编号 1 0.10 0.10 0.0302 0.10 0.20 0.0603 0.20 0.20 0.240试求(1)反应级数和速率方程;(2)速率常数k;(3)当= c(O2) =0.15mol·L-1时的反应速率。(10分)
查看完整题目与答案
【单选题】— Peter, would you like a beer to go with your meal? — Sure, it _____. [     ]
A.
ordered
B.
was ordered
C.
has been ordered
D.
has ordered
查看完整题目与答案
【单选题】-Hi，  Tom.Have you ordered yet？ -________. [     ]
A.
No,  I don’t like it
B.
Yes, I’m being served
C.
I have no idea
D.
I make myself at home
查看完整题目与答案
【简答题】We had a long discussion before we reached an agreement．
查看完整题目与答案
【单选题】_____ exciting news!  We’ve never had  ____ long vacation before.
A.
What; such a
B.
What an, such a
C.
How; so
D.
What ; so a
查看完整题目与答案
【多选题】企业投资的必要收益率的构成包括 ( )
A.
纯粹利率
B.
通货膨胀补偿率
C.
风险收益率
D.
资金成本率
查看完整题目与答案
【单选题】Do you know how long it is ______we last went to the theatre? [     ]
A.
since
B.
before
C.
when
D.
that
查看完整题目与答案
【单选题】听力原文：Hi, Serra. This is Vicky from purchasing. The bookcase you ordered for your office is no longer in stock. I can place a special order for you but it will take at least 4 weeks for it to be delive...
A.
To discuss a problem with the order
B.
To confirm a delivery item
C.
To request a catalogue
D.
To request an order for office supplies
查看完整题目与答案