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【单选题】
下列行为中,不属于企业承担社会责任表现的是
A.
治理环境污染
B.
救济贫困
C.
为顾客提供售后服务
D.
开发新产品
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参考答案:
举一反三
【判断题】防晒产品的有效防晒组分主要为紫外线吸收剂和 紫外线屏蔽剂,如二氧化钛为紫外线屏蔽剂。
A.
正确
B.
错误
【单选题】Otherwise , people just say “Hi”.
A.
否则
B.
其他的
C.
聪明的
【单选题】对机场航空噪声收费的目的是使航空运输的生产成本不仅包括私人成本,还应包
A.
(  )
B.
边际成本
C.
平均成本
D.
内部成本
E.
环境外部成本
【判断题】对机场航空噪声收费的目的是使航空运输的内部成本外部化。( )
A.
正确
B.
错误
【单选题】听力原文:W: Hmm, Hi. M: Hi. I'm going door to door tonight to (22) tell people about the student action coalition. Do you have a few minutes? W: Sure. (22) You know I think I read something in the newspap...
A.
She saw them protesting.
B.
She read about them in the newspaper.
C.
She attended one of their meetings.
D.
Her roommate is a member.
【单选题】半导体 PN 结的主要特性是( )
A.
具有放大特性
B.
具有改变电压特性
C.
具有单向导电性
D.
具有增强内电场性
【单选题】-Hi, Eila, which is the __________ street  in your city? -High Street. Many people go shopping there. [     ]
A.
busier
B.
quieter
C.
busiest
D.
quietest
【简答题】American and British people use different greetings. In the USA the commonest greeting is “Hi”. In Britain it is “Hello!” or “How are you?” “Hi!” is creeping(不知不觉地进入)into British, too. When they are i...
【单选题】芽胞与细菌有关的特性是
A.
抗吞噬
B.
产生毒素
C.
耐热性
D.
粘附于感染部位
【单选题】To the _______ of the manager, there are so many people who are _______ with the products made in his company.
A.
satisfy, satisfied
B.
satisfaction, satisfied
C.
satisfying, satisfied
D.
satisfaction, satisfying
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