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【多选题】
动车组按动力装置可分为柴油动车组、燃气轮动车组和电力动车组三类。
A.
柴油动车组
B.
燃气轮动车组
C.
电力动车组
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举一反三
【判断题】Authority is a measure of a person’s potential to get others to do what he or she wants them to do, as well as to avoid being forced by others to do what he or she does not want to do. Answer: False
A.
正确
B.
错误
【单选题】What she likes to do and what she has to do are two things.
A.
close
B.
possible
C.
different
【简答题】按阳台与外墙的位置和结构处理的不同,阳台可分为 阳台、 阳台、 阳台和 阳台。
【单选题】She doesn’t know________.
A.
what she can do it
B.
what to do it
C.
how to do
D.
how to do it
【单选题】按公式推算,儿童 2 岁以后,平均每年身高增长为( )
A.
3 厘米
B.
4 厘米
C.
5 厘米
D.
6 厘米
【单选题】What she likes to do and what she has to do two different things.
A.
are
B.
is
C.
was
【单选题】She doesn't know ______. [     ]
A.
what can she do
B.
how to do
C.
how to do it
D.
what to do it
【多选题】要实现激光发射时的粒子数反转,必须满足两个条件,即______________。
A.
拥有泵浦能量
B.
拥有非晶物质
C.
拥有亚稳态能级
D.
拥有价电子
【简答题】按阳台与外墙的位置和结构处理的不同,阳台可分为 、 、和 。
【单选题】下列误差中( )为偶然误差49
A.
照准误差和估读误差
B.
横轴误差和指标差
C.
水准管轴不平行与视准轴的误差
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