UNIX里，把Sroute文件改为归属于用户hlr和用户组staff的命令是（）。A、chown hlr：staff SrouteB、chusr hlr：staff SrouteC、chown hlr staff SrouteD、chusr hlr staff Sroute

正确答案：Suggested answers: a．It is important to encourage staff to make suggestions for improvements. First taking on staff suggestions has been an important element in company success. If you listen to their opinions you can gain your facts straight before making false allegations. Staff suggestions will generate a great deal of new ideas. You can absorb a large amount of information so as to broaden your vision and horizon and to establish clear goals. Secondly by listening to their views you can get a far better understanding of your staff. b．The essential part of effective teamwork is to see your company as different team members who are working together rather than as individuals who are working separately. Encouraging staff to make suggestions for improvements is important. It is useful for the managers to understand the personalities of the people they are working with. Then they will be able to anticipate how these people will react in certain stressful situations. You can clarify all job descriptions rationally and carry out regular planning more smoothly. c．If you value staff suggestions it will inspire your staff. You will have greater ability to motivate and communicate well with your staff members. Communication is important. Staff members need to talk to managers about the working practices within a company. Both parties should feel that the expectations are realistic and allow them to have responsibilities and interests outside work. Tile employees will perform even better than before. It will also inspire others. It will end up attracting good personnel. Therefore it is advisable to encourage staff to make suggestions for improvement.
Suggested answers: a．It is important to encourage staff to make suggestions for improvements. First, taking on staff suggestions has been an important element in company success. If you listen to their opinions, you can gain your facts straight before making false allegations. Staff suggestions will generate a great deal of new ideas. You can absorb a large amount of information so as to broaden your vision and horizon and to establish clear goals. Secondly, by listening to their views, you can get a far better understanding of your staff. b．The essential part of effective teamwork is to see your company as different team members who are working together, rather than as individuals who are working separately. Encouraging staff to make suggestions for improvements is important. It is useful for the managers to understand the personalities of the people they are working with. Then they will be able to anticipate how these people will react in certain stressful situations. You can clarify all job descriptions rationally, and carry out regular planning more smoothly. c．If you value staff suggestions, it will inspire your staff. You will have greater ability to motivate and communicate well with your staff members. Communication is important. Staff members need to talk to managers about the working practices within a company. Both parties should feel that the expectations are realistic and allow them to have responsibilities and interests outside work. Tile employees will perform. even better than before. It will also inspire others. It will end up attracting good personnel. Therefore, it is advisable to encourage staff to make suggestions for improvement. 解析：broaden your vision开阔眼界。personality人格，个性。 teamwork团队合作，集体协力，团对配合。False allegation凭空指控，错误指控。stressful紧张的，感到压力的。

正确答案：A

参考答案：C

参考答案：B

正确答案：ID==s.ID或s.ID==ID或this -＞ID==s.ID或s.ID==this-＞ID
ID==s.ID或s.ID==ID或this -＞ID==s.ID或s.ID==this-＞ID 解析：本题考核运算符的重载。运算符“==”作为成员函数重载，所以在横线处填入的表达式应该为对象本身ID与对象sID的比较表达式，即ID==s.ID。

正确答案：this.ID==s.ID
this.ID==s.ID

正确答案：D