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【单选题】
对于线路允许速度为250km/h的区段,应答器组中最近的一个设置在轨道电路绝缘节或BA引入点外方( )的位置。A.
20m±0.5m
B.
29m±0.5
C.
16m±0.5m
D.
18m±0.5m
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举一反三
【单选题】The Great Pyramid ______ nearly five thousand years ago is located on the west bank of the Nile River.
A.
built
B.
was built
C.
building
D.
was building
【简答题】Jim：The Great wall looks great. ______.Lucy：It was first built about twenty-five hundred years ago.
【单选题】已知字符‘A’的ASCII代码是65,字符变量c1的值是‘A’,c2的值是'D',执行语句printf("%d,%d",c1,c2-2);后,输出
A.
A,B
B.
A,68
C.
65,68
D.
65,66
【简答题】Great changes_________ (happen) in this city in the last five years．
【单选题】The five great tragedies written by Shakespeare are Romeo and Juliet, Hamlet, Macbeth, Othello and______.
A.
King Lear
B.
Julius Caesar
C.
Twelfth Night
D.
Antony and Cleopatra
【单选题】There____a great number of students over there. The number of the Students ________five thousand.
A.
is; are
B.
are; is
C.
are; are
【单选题】已知字母‘A’的十进制ASCII代码值为65,下面程序段的输出是 char ch1, ch2; ch1=‘A’+‘5’-‘3’; ch2=‘A’+‘6’-‘3’; printf("%d,%c\n",ch1,ch2); 说明:显示的ch1值是对应ASII整数值,ch2是字符
A.
67, D
B.
C, 68
C.
不确定的值
D.
C, D
【单选题】电压负反馈加电流正反馈的直流调速系统中,电流正反馈环节( )反馈环节。
A.
是补偿环节,而不是
B.
不是补偿环节,而是
C.
是补偿环节,也是
D.
是补偿环节,也不是
【单选题】It was _______ great shock to the world that two Chinese astronauts orbited Earth for five days in ________ Shenzhou VI in October 2005.
A.
不填；不填
B.
the; the
C.
a; the
D.
不填；the
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