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【单选题】
在Java script中,运行下面代码的结果是A.
undefined,18,19
B.
17,18,19
C.
5,18,19
D.
undefined,18,18
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反馈参考答案：
举一反三
【简答题】数据完整性主要包括：实体完整性、（）和用户自定义完整性
【简答题】A failed marriage means there are others just like you needing to be ______ (love).
【单选题】(2013·南京金陵中学模拟)I failed again，but my parents encouraged me and told me that failure________the mother of success.
A.
was
B.
is
C.
be
D.
been
【单选题】_________ to me, John would not have failed.
A.
If he has listened to me
B.
Had he listened
C.
If he listened to me
D.
Should he have listened
【单选题】下列化合物与溴加成反应时,速度从大到小的顺序是 (1) (CH 3 ) 2 CH=CH 2 (2) CH 2 =CH 2 -CH 2 CH 3 (3) CH 2 =CH-CH 2 Cl (4) CH 2 =CH-Cl
A.
1>2>3>4
B.
4>3>2>1
C.
1>2>4>3
D.
1>3>2>4
【简答题】Test your gear -Create a list of ________ -Know how each piece of equipment________
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