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【单选题】
在产生 X 线过程中,电子的动能百分之几变成 X 线,百分之几变成热能。A.
98 ， 2
B.
2 ， 98
C.
90 ，10
D.
1,99
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举一反三
【简答题】Early one morning the subinspector at a station at the other end of the town rang me. An elephant was damaging the town. Would I please come and do something about it? I did not know what I could do,...
【单选题】She ______ me at the other end of the telephone line, though we hadn’t seen each other for a long time.
A.
knew
B.
realized
C.
saw
D.
recognized
【简答题】（） 是人和人之间相识的一种手段，它最突出的作用是缩短人与人之间的距离。介 绍包括 （） 和 （） 。
【简答题】Two students started quarreling at school. One student shouted dirty words at the other, and a fight began. What can be done to stop fights like this at school? In some schools, disputants(争执者) sit do...
【单选题】I went around sniffing at the other doors, trying to find out where the smell was coming from. I finally discovered it was______from the closet at the end of the hall.
A.
evaporating
B.
emerging
C.
evolving
D.
emanating
【简答题】Early one morning the sub-inspector at a station at the other end of the town rang me. An elephant was damaging the town. Would I please come and do something about it? I did not know what I could do,...
【简答题】阅读理解 Early one morning the subinspector at a station at the other end of the town rang me. An elephant was damaging the town. Would I please come and do something about it? I did not know what I could...
【单选题】2017 年 12 月 9 日 , 国家统计局发布数据显示 , 1 - 11 月平均全国居民消费价格总水平比 2016 年同期上涨 1.5% 。结合下图信息 , 下列推断正确的是 ( ) 1 衣着需求量将急剧减少 2 我国产业结构不断优化 3 我国居民消费支出增加 4 我国国内经济企稳 向好
A.
． ①②
B.
． ③④
C.
． ②③
D.
． ①④
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