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【简答题】
IEEE 802.3ae 10Gb/s以太网标准支持的工作模式是______。 A．全双工 B．半双工 C． D．全双工和半双工 A． B． C． D．
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反馈参考答案：
举一反三
【简答题】听录音,将下列词语与图片匹配
【单选题】What did Schultz mean by saying "Service is a lost art in America" (Para. 9)?
A.
He wanted to make service an art1st1c work.
B.
He wanted to feel the impact of good service.
C.
He wanted to revive the spirit of service.
D.
He wanted to treat customers in an artistic way.
【简答题】将下列图片与词语正确匹配
【单选题】There is a lot of traffic on the road now. You ________ play football there!
A.
must
B.
need
C.
mustn’t
D.
needn’t
【简答题】What is customer service? what are involved in the customer service of Cross-boarder E-commerce?
【单选题】设变量 a,b 和 ch 已正确定义并赋初值,则以下叙述中错误的是
A.
语句 ch=(unsigned int) a+b;是对 a 与 b 之和进行强制类型转换，结果赋值给变 量 ch
B.
逗号表达式的值是最后一个表达式的运算结果
C.
运算符%的运算对象只能是整数类型
D.
复合运算：a*=b+ch 是将变量 b、ch 之和与 a 相乘，结果再给 a 赋值
【单选题】What is a “service flag?”
A.
General manners used to show you are a trained professional.
B.
Graphic of flag indicating what country a guest comes from.
C.
Lists in policy manual of proper service.
D.
Things you observe which enable you to provide service before it is requested.
【简答题】将下列词语与图片匹配
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