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问题
选择题
调查了五(1)班男同学的年龄如表:
年龄(岁)
10
11
12
13
14
人数(人)
1
5
8
6
1
这组年龄数据的众数是( )
A.1
B.6
C.8
D.12
答案
答案:
D
选择题
— Mary has changed a lot in the last few years.
— ______.
A. So has her sister
B. So was her sister
C. So did her sister
D. So is her sister
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问答题 简答题
JE3C2128大修中过热器、再热器的检修项目包括哪些?
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