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【多选题】
按路权及列车控制运行方式分类，可以分为路权专用、按 运行类型，路权专用、按 运行类型，路权混用三种类型。A.
信号指挥
B.
可见距离
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举一反三
【单选题】What do you usually do ?
A.
in your spare time
B.
on your spare time
C.
at your free time
【简答题】算法的基本特征有 、 、 、 和 。
【简答题】计算和设计出 6个队进行单循环比赛的总场数、轮次及编排轮次表。
【简答题】阅读理解。 Mary is a girl. She is a middle school student. She is in Class Three, Grade Two. There is a big picture in Mary's bedroom It's the picture of the family. Mary's mother is a teacher of Chines...
【简答题】阅读理解。 Mary is a little girl. She is only five years old. She is not at school. She doesn't know how to read or write. But her sister Joan is a school girl. She is ten. She knows how to read and write...
【简答题】完形填空。 Mary is an English girl. She is in Beijing now. She studies in our class and she is __ 1 __ good friend. Today is Thursday. She __ 2 __ up at six-ten. She has __ 3 __ at seven-ten. After br...
【单选题】Mary is girl and she is from .
A.
an English; English
B.
an English; England
C.
England; England
【单选题】Mary is a lucky girl and she is the only one of the students who______ been to Paris.
A.
have
B.
has
C.
had
D.
is
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