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【单选题】
以下代码片段运行的结果是( )。 var reg = /^\w+,Java\w*$/ ; var str = "Hello,JavaScript"; var b = str.match(reg); document.write(b);A.
输出 Hello,JavaScript
B.
输出 Java
C.
输出 null
D.
输出 false
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举一反三
【简答题】空间位置不受限制的研究对象称为()
【单选题】__________ it is true that a student’s most important goal is to do well in his or her studies, it doesn’t need to be the only goal.
A.
While
B.
As
C.
When
D.
Before
【简答题】In fat-burning exercise, one of the most important goal is to______.
【单选题】______ it is true that a student’s most important goal is to do well in his or her studies, it doesn’t need to be the only goal．
A.
When
B.
As
C.
While
D.
Before
【单选题】The students are doing _______ important task; they share _____ common goal , that is, to be admitted into the famous universities.
A.
an, a
B.
an, the
C.
不填， 不填
D.
不填 , a
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