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【简答题】

When two words are identical in sound, but different in spelling and meaning, they are called ___


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参考答案:
举一反三
【简答题】按应用范围划分为3种类型:__________________、___________________、___________________。
【单选题】His accent identified him ________ a Frenchman.
A.
with
B.
by
C.
to
D.
as
【单选题】正态分布曲线下,横轴上,从均数μ到μ- 2.58S,则该区间所占曲线下的面积为:
A.
99%
B.
95%
C.
49.5%
D.
47.5%
E.
45%
【单选题】The other boys used to______ him because of his accent. [      ]
A.
laugh
B.
tease
C.
trick
D.
cheat
【单选题】正态分布曲线下,横轴上,从均数μ到μ+2.58σ,则该区间所占曲线下的面积为:
A.
99%
B.
95%
C.
49.5%
D.
47.5%
E.
45%
【简答题】His accent gave him away.
【单选题】正态分布曲线下,横轴上,从均数 μ 到 μ -2.58S,则该区间所占曲线下的面积为
A.
99%
B.
95%
C.
49.5%
D.
47.5%
【单选题】His accent him a Scot/ that he was a Scot.
A.
proclaimed
B.
suggested
C.
explored
【简答题】某碳酸盐混合碱样,以酚酞为指示剂,用 HCl 标液 V 1 ml ,继续以甲基橙为指示剂,又耗去 HCl 标液 V 2 ml ,若 V 2 > V 1 则此碱样为 ( )A. Na 2 CO 3 B. NaOH C. NaHCO 3 + Na 2 CO 3 D. NaOH + Na 2 CO 3
【单选题】正态分布曲线下,横轴上,从μ-1.96s到μ+1.96s,则该区间所占曲线下的面积为
A.
99%
B.
95%
C.
49.5%
D.
47.5%
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