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【单选题】
已知线段AB,它的中点坐标是(-1,2),端点B的坐标是(-5,7),求端点A的坐标A.
（3,3）
B.
（3,2）
C.
（3，-3）
D.
（-3,3）
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皮皮学刷刷变学霸
举一反三
【单选题】Which of the following has NOT been mentioned as the advantage of examinations?
A.
Examinations are the only objective way of selecting students.
B.
Examinations are the only objective way to eliminate the problem of corruption.
C.
Examinations can tell us that too much anxiety can be a bad thing.
D.
Examinations can better stimulate students to study.
【单选题】分析下面的 JavaScript 代码 ,经过运算后 m 的值为( )。 var x=11; var y="number"; var m=x+y; A: B: C:
A.
11number
B.
number
C.
11
D.
程序报错
【单选题】--Peter is very clever and he studies hard as well． ---No ______be always wins first in the examinations.
A.
doubt
B.
question
C.
wonder
D.
problem
【单选题】分析下面的JavaScript代码段,输出结果是( ). var s1=new String("010-98989999"); document.write(s1.substring(1,4)); document.write(s1.substr(1,4));
A.
10-10-
B.
10-910-9
C.
10-910-
D.
10-10-9
【简答题】分析下面的JavaScript代码段,输出的结果是 emp=new Array(5); emp[1]=1; emp[2]=2; document.write(emp.length);A. 2 B. 3 C. 4 D. 5
【单选题】It took 30 years for the son to understand _____.
A.
that his father loved him deeply
B.
that the most precious gift is to touch people's hearts through music
C.
that the music he played was his father's
D.
why his father never learned to play his violin
【简答题】The next paragraph will probably deal with ________. [A] the other type of examination [B] the advantages of the objective test [C] how students guess the correct answer without really knowing the mat...
【单选题】单选题-防治胰岛素引起低血糖反应的措施不包括
A.
注意用药剂量
B.
用药后按时进餐
C.
轻者可口服糖水
D.
及时注射肾上腺素
E.
重者立即静脉注射50%葡萄糖20~40ml
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