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【多选题】
关于Java源程序文件的代码构成形式方面,下述说法中是正确的( )。
A.
除了开头的包声明语句，包引用语句之外，Java程序代码中只能有类和接口，所有变量与方法的定义或其它语句都不能放在类体或接口体之外；
B.
java的类体中除了方法的定义之外，只能有为成员变量定义及初始化，不能有赋值、表达式计算等操作性的语句。
C.
类体内还可定义类，也即java的类可互相嵌套，定义在其它类内部的类称内部类。
D.
Java 中的main方法是特殊方法，是Java程序的入口和出口，必须定义在所有类和接口之外。
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参考答案：
举一反三
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人生的情欲是由上天注定的
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【单选题】-Some dinosaurs were the __________ of buildings. -They were as __________ as buildings.
A.
big, bigger
B.
size, big
C.
size, the biggest
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【单选题】Why are fabrics good for public buildings?
A.
Because they prevent buildings from noise.
B.
Because they make buildings strong.
C.
Because they make buildings beautiful.
D.
Because they make buildings special.
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【多选题】在某工程网络计划中，已知工作M的自由时差为4天。如果在该网络计划的执行过程中发现工作M的持续时间延长了2天，而其他工作正常，则此时工作M( )。
A.
不会使总工期延长
B.
不影响其后续工作的正常进行
C.
总时差不变，自由时差减少2天
D.
总时差和自由时差各减少2天
E.
自由时差不变，总时差减少2天
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【简答题】Why are fabrics good for public buildings? [A] Because they pr buildings from noise. [B] Because they make buildings strong. [C] Because they make buildings beautiful. [D] Because they make build...
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【简答题】A．All the seats in the new buildings are fold back. B．All the new buildings are higher than the old ones. C．The new buildings are equipped with elevators while old ones aren't. D．The new buildings are...
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【简答题】(b) Router has a number of film studios and office buildings. The office buildings are in prestigious areas whereas the film studios are located in ‘out of town’ locations. The management of Router wi...
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【简答题】在某工程网络计划中，已知工作Ｍ的自由时差为３天。如果在该网络计划的执 行过程中发现工作Ｍ 的持续时间延长了２天，而其他工作正常，则此时工作 Ｍ（ ）。 Ａ不会使总工期延长 Ｂ不影响其后续工作的正常进行 Ｃ总时差不变，自由时差减少２天 Ｄ总时差和自由时差各减少２天 Ｅ自由时差不变，总时差减少２天
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相关题目：
【单选题】《泰康鑫享人生保险计划》保险事故通知期限是?( )
A.
10天
B.
15天
C.
30天
查看完整题目与答案
【单选题】“人生而静，天之性也”的意思是( )
A.
人生很平静，这是上天注定的
B.
人生没有大起大落
C.
人出生没有情欲，这是天赋予的本性
D.
人生的情欲是由上天注定的
查看完整题目与答案
【简答题】听力原文：(A) The buildings are different in height. (B) The buildings are far away from the road. (C) The bus stop is on the same side with the buildings. (D) There are bushes along the road.
查看完整题目与答案
【单选题】-Some dinosaurs were the __________ of buildings. -They were as __________ as buildings.
A.
big, bigger
B.
size, big
C.
size, the biggest
查看完整题目与答案
【单选题】Why are fabrics good for public buildings?
A.
Because they prevent buildings from noise.
B.
Because they make buildings strong.
C.
Because they make buildings beautiful.
D.
Because they make buildings special.
查看完整题目与答案
【多选题】在某工程网络计划中，已知工作M的自由时差为4天。如果在该网络计划的执行过程中发现工作M的持续时间延长了2天，而其他工作正常，则此时工作M( )。
A.
不会使总工期延长
B.
不影响其后续工作的正常进行
C.
总时差不变，自由时差减少2天
D.
总时差和自由时差各减少2天
E.
自由时差不变，总时差减少2天
查看完整题目与答案
【简答题】Why are fabrics good for public buildings? [A] Because they pr buildings from noise. [B] Because they make buildings strong. [C] Because they make buildings beautiful. [D] Because they make build...
查看完整题目与答案
【简答题】A．All the seats in the new buildings are fold back. B．All the new buildings are higher than the old ones. C．The new buildings are equipped with elevators while old ones aren't. D．The new buildings are...
查看完整题目与答案
【简答题】(b) Router has a number of film studios and office buildings. The office buildings are in prestigious areas whereas the film studios are located in ‘out of town’ locations. The management of Router wi...
查看完整题目与答案
【简答题】在某工程网络计划中，已知工作Ｍ的自由时差为３天。如果在该网络计划的执 行过程中发现工作Ｍ 的持续时间延长了２天，而其他工作正常，则此时工作 Ｍ（ ）。 Ａ不会使总工期延长 Ｂ不影响其后续工作的正常进行 Ｃ总时差不变，自由时差减少２天 Ｄ总时差和自由时差各减少２天 Ｅ自由时差不变，总时差减少２天
查看完整题目与答案
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