题目内容

Task 5 no more than 3 words 每题1分You can get free, fair and expert advice about making your home more energy efficient from your local Energy Saving Trust advice centre.As they are experts in energy saving, they will be able to advise you on which energy saving measures are most suitable to your home. Our experts:* Have good knowledge of your area and understand the local housing conditions --for example, they can help you find out whether or not your house has cavity walls (空心墙)。* Can advise you on any grants (拨款) and offers that may be available to help towards the cost of re-structuring measures.* Know your local labour market and so can recommend suitable qualified workers.* Have experience of helping people like you take effective energy saving actions, from the start of the process to the end.56. What advice is given by the Energy Saving Trust advice centre?Experts advice about making our home _________________.57. What measures can the experts in the centre propose?The measures that are ___________ to your home.58. What else can the experts do for you?Give advice on the grants and offers towards the cost of___________________.59. Why can the experts recommend suitable qualified workers?Because they are familiar with your local _____________.60. What experience have the experts got?Helping people take effective _________________.

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root用户执行“psaux |grep init ”命令,得到init的PID是( )。

A. 0
B. 1
C. 2
D. 3

将/etc/passwd,有出现root的行取出来,同时显示这些行在/etc/passwd的行号。

将/etc/passwd,将没有出现 root的行取出来。

在当前目录搜索带“energywise”行的文件。

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