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【单选题】
下列代码返回结果为: $arr=array(1,2,3,4); $arr1=array_keys($arr); print_r($arr);A.
Array([0]=>0,[1]=>1,[2]=>2,[3]=>3)
B.
Array([0]=>0[1]=>1[2]=>2[3]=>3)
C.
Array([0]=>1,[1]=>2,[2]=>3,[3]=>4)
D.
Array([0]=>1[1]=>2[2]=>3[3]=>4)
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反馈参考答案：
举一反三
【单选题】对人员疏散方法的描述错误的是( )
A.
做好防护，低姿撒离
B.
鱼贯地撤离
C.
自身着火，快速奔跑
D.
利用建、构筑物内配备的消防救生器材或选择落水管道和窗户进行逃生
【单选题】The biblical expression 'an eye for an eye, and a tooth for a tooth' is cited to suggest that ______.
A.
men are originally born sinners
B.
justice is the backbone of the law system
C.
punishment is a necessary part of showing equality
D.
retributive justice complies with the moral standards of the religion
【单选题】The new Ford cars are cited as an example to show that ________.
A.
it is foolish to criticize a famous brand
B.
one should not always agree to others’ opinions
C.
personal tastes are not something to be challenged
D.
it is unwise to express one’s likes and dislikes in public
【简答题】A．She didn't expect her daughter to sing so well. B．She sings better than her daughter. C．She doesn't like her daughter singing. D．She herself doesn't have a good voice.
【单选题】在管理实践中存在“外行领导内行”的现象,这在一定程度上表明对管理者来说( )
A.
人际技能比技术技能更重要
B.
技术技能比人际技能更重要
C.
概念技能比技术技能更重要
D.
概念技能比人际技能更重要
【单选题】对人员疏散方法的描述错误的是 。
A.
做好防护，低姿撤离
B.
鱼贯地撤离
C.
自身着火，快速奔跑
D.
利用建、构筑物内配备的消防救生器材或选择落水管道和窗户进行逃生
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