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搜题
【单选题】
下列反应中生成物的总能量高于反应物的总能量的是（ ）A.
CO燃烧
B.
H 2 SO 4 与NaOH反应
C.
Ba(OH) 2 ·8H 2 O晶体和NH 4 Cl晶体反应
D.
生石灰与水作用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】本次实验中,提取小檗碱,我们采用了酸溶碱沉法。酸碱法常用于提取具有酸碱性的物质,请类比设计从大黄中提取蒽醌类物质的实验方案。
【判断题】Hiring and retaining teh talented condidates can help companiesto accomplish a competitive edge.
A.
正确
B.
错误
【单选题】if a guest demands to see the manager, you should
A.
Ask if you can help the guest first.If the guest refuses, quickly expedite the call to the manager or supervisor on duty.
B.
Call the manager and explain
C.
Try to take care of it yourself
【单选题】When collecting the laundry list, __________ the room number, the name of the guest, and the special demands of the guest as well.
A.
pay attention to
B.
pick up
C.
put up with
D.
give up
【单选题】So Smith, who is now in charge of recruiting and retaining Generation Y as national director of next-generation initiatives, ...
A.
maintaining
B.
keeping
C.
firing
D.
hiring
【单选题】If a guest demands to see the manager, you should:
A.
Ask if you can help the guest first. If the guest refuses, quickly expedite the call to the manager or supervisor-on-duty.
B.
Try to take care of it yourself.
C.
Call the manager and explain.
【单选题】Three surveys were conducted asking respondents from companies questions about management and leadership. All of the following were cited as problems by the majority of the respondents EXCEPT: (3.1)
A.
The company had too many people with management skills but too few people with leadership skills.
B.
The company had too few people with both management and leadership skills.
C.
The company had enough people with leadership skills but not enough with management skills.
D.
Their companies did not do a good job of hiring and retaining people with leadership potential.
E.
A majority of their sales managers were not meeting expectations.
【单选题】7 Three surveys were conducted asking respondents from companies questions about management and leadership. All of the following were cited as problems by the majority of the respondents EXCEPT: (3.1)
A.
The company had too many people with management skills but too few people with leadership skills.
B.
The company had too few people with both management and leadership skills.
C.
The company had enough people with leadership skills but not enough with management skills.
D.
Their companies did not do a good job of hiring and retaining people with leadership potential.
E.
A majority of their sales managers were not meeting expectations.
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