皮皮学,免费搜题
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搜题
【单选题】
What is the woman's problem?
A.
She pressed the wrong button.
B.
She was charged the wrong amount.
C.
She was not able to use her credit card.
D.
She was not given change for her payment.
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【简答题】collet的意思是_____________.
【判断题】若事件A与B互不相容,P(A)=0.2,P(B)=0.4,则A,B至少有一个发生的概率为0.6
A.
正确
B.
错误
【单选题】熟食在室温下不得存放几小时以上?
A.
1个小时;
B.
2个小时;
C.
3个小时;
D.
4个小时。
【单选题】Canada is the largest exporter of beef to South Korea and Japan.
A.
Y
B.
N
C.
NG
【简答题】若事件 A与B互不相容,P(A)=0.2,P(B)=0.4.求P(AUB)=______.
【单选题】What are the problems of the case reports about epidemics?
A.
a) We didn’t have a system of reports at all.
B.
b) The reports were delayed and inaccurate.
C.
c) The reports had been spread too far.
D.
0
【简答题】What are the reports of the United States Supreme Court?
【判断题】汉语阴性的词和阳性的词与其开口度没有必然联系。
A.
正确
B.
错误
【多选题】饭店客房部对于客人欲送洗的衣服,应及时提供客衣收送服务,应完成( )的步骤。
A.
收取客衣
B.
贴上标签
C.
送洗客衣
D.
送还客衣
【简答题】What are the functions of reports?