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【简答题】
A. You’re welcome. B. I’m very pleased. C. It’s my pleasure. D. Not at all. 2. A. Let’s go out. B. We plan to have a yard sale in the neighborhood. C. We can have a picnic. D. Sorry, I am busy. 3. A. I will. B. Thank you. C. No problem. D. Of course. 4. A. Please forgive me. B. That’s all right. C. I could. D. OK. 5. A. I’ll drive to work everyday. B. I’ll ride my bike more. C. I’ll buy goods shipped from afar. D. I’ll make holiday in faraway places.
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举一反三
【单选题】设A,B是两个事件,若P(A)=0.3,P(B)=0.8,则当P(A ∪ B)为最小值时,P(AB)=( )。
A.
0.1
B.
0.2
C.
0.3
D.
0.4
【单选题】马丁看别人打太极拳,他也好奇地在他们后面( )着。
A.
跟着
B.
按时
C.
赶上
D.
特别
【简答题】月球的结构为月壳、 、月核。
【单选题】设随机变量X~N(2,8 2 ),且P{2<x<4}=0.3,则P(x<0)= [     ]
A.
0.8
B.
0.2
C.
0.5
D.
0.4
【单选题】What happened in the Forbidden City that Tuesday?
A.
There were far more visitors coming than expected.
B.
A large number of zones were opened to the visitors.
C.
Over 7.9 tons of garbage was collected.
D.
More than 200,000 visitors gathered there.
【简答题】研究舞蹈解剖学基本的观点有哪些?
【单选题】设A,B是两个事件,P(A)=0.3,P(B)=0.8,则当P(A UB)为最小值时,P(AB)等 于( )。
A.
0.1
B.
0.2
C.
0.3
D.
0.4
【简答题】会计职业道德应当靠广大会计人员自觉遵守,对违反会计职业道德的行为,不能进行惩罚。 ( )
【单选题】试指出下面哪一种说法是正确的( )
A.
质量数最大的峰为分子离子峰
B.
强度最大的峰为分子离子峰
C.
质量数第二大的峰为分子离子峰
D.
上述三种说法均不正确
【单选题】设P(A)=0.8, P(B)=0,7, P(A|B)=0.8, 则下列说法正确的是( )
A.
A与B互不相容
B.
C.
A 与 B 相互独立
D.
P( =P(A) +P(B)
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