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【简答题】
（1）解二元一次方程组 3(x-1)=y+5 5(y-1)=3(x+5) （2）解不等式 3-x 2 ≤1- 2x-5 6 并把在数轴上表示出来．
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【简答题】社会意识都属于思想上层建筑。
【单选题】If Birmingham City Gouncil plans to move an employee to a new job, it will definitely make sure that ______.
A.
there is continuity between the two jobs
B.
no complaints from the employee occur
C.
the amount of work is reduced for the new job
D.
the employee is prepared for any mental problems
【单选题】有定义public Manager extends Employee那么下列语句Employee[]staff=new Manager[1024];staff[0]=new Manager();staff[0]=new Employee();
A.
正确
B.
错误,类型不匹配
C.
错误,不可以用父类的引用指向子类
D.
错误,不可以用子类的引用指向父类
【单选题】If Birmingham City Council plans to move an employee to a new job，it will definitely make sure that______．
A.
there is continuity between the two jobs
B.
no complaints from the employee occur
C.
the amount ofwork is reduced for the new job
D.
the employee is prepared for any mental problems
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