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举一反三
【单选题】正态分布曲线下(μ±1.64σ)区间的面积占总面积的
A.
95%
B.
45%
C.
90%
D.
99%
【单选题】正态分布曲线下(μ±1.64σ)区间的面积占总面积的
A.
90%
B.
95%
C.
97.50%
D.
99%
E.
不能确定
【单选题】I didn’t tell him ______ news at once because I wanted to give him surprise.
A.
a, a
B.
the, the
C.
the, a
D.
/, the
【单选题】—Must I finish my homework at once? — No, you ______.
A.
needn’t
B.
mustn’t
C.
won’t
【单选题】听力原文:W: Yes, we do have that color. But unfortunately we don't have the medium size now. M: In that case, I'll have to take the blue one. Q: Where does the conversation take place? (19)
A.
At a restaurant.
B.
At the cinema.
C.
In the office.
D.
At a department store.
【单选题】认为有的快乐比其他快乐更有价值,这是( )的观点
A.
亚里士多德
B.
霍布斯
C.
边沁
D.
康德
E.
密尔
【单选题】认为有的快乐比其他快乐更有价值,这是()的观点
A.
亚里士多德
B.
边沁
C.
霍布斯
D.
康德
E.
密尔
【单选题】--Must I don’t at once? --No,____.
A.
you mustn’t
B.
you can’t
C.
you won’t
D.
you don’t have to
【单选题】正态分布曲线下 (μ±1.64σ) 区间的面积占总面积的
A.
90%
B.
95%
C.
97.5%
D.
99%
E.
不能确定
【单选题】I hadn't seen her for 10 years, but I ____ her at once.
A.
realized
B.
recognized
C.
knew
D.
found
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