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案例分析题User programs interact with the kernel through a set of standard （）. They request services to be provided by the kernel. Such services would include accessing a file: open close, read, write, link, or execute a file; starting or（）accounting records; changing ownership of a file or （） ; changing to a new directory; creating, （） , or killing a process; enabling access to hardware devices; and setting limits on system resources. Unix is a multi -user, multi -tasking operating system. You can have many users logged into a system simultaneously, each running many programs. It’s the kernel’s job to keep each process and user separate and to regulate access to （） , including cpu, memory, disk and other L/O devices. starting or （） accounting records
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In bringing up children, every parent watches eagerly the child’s acquisition (学会) of each new skill—the first spoken words, the first independent steps, or the beginning of reading and writing. It is common that parents hurry the child beyond his natural learning rate, but this can set up dangerous feelings of failure and states of worry in the child. This might happen at any stage. A baby might be forced to use a toilet too early, and a young child might be encouraged to learn to read before he knows the meaning of the words he reads. On the other hand, though, if a child is left alone too much, or without any learning opportunities, he loses his natural enthusiasm (情) for life and his desire to find out new things for himself. Parents vary greatly in their degree of strictness towards their children. Some may be especially strict in money matters; others are severe over time of coming home at night or punctuality (准时) for meals. In general, the controls imposed (强加的) represent the needs of the parents and the values of the community (社区) as much as the child’s own happiness. As regards the development of moral standards in the growing child, consistency (一致) is very important in parental teaching. To forbid a thing one day and excuse it the next is no foundation for morality (道德，道义). Also, parents should realize that "example is better than precept". If they are not sincere and do not practise what they preach (说教), their children may grow confused, and emotionally insecure when they grow old enough to think for themselves, and realize they have been to some extent fooled. A sudden awareness of a marked difference between their parents’ principles and their morals can be a dangerous disappointment. In moral matters, parents should（）.
What does the woman mean
W: Did you see the movie on Channel 6 last nightM: No, I went to the library to borrow some books on history. Did you see the filmW: Yes, it was very interesting. Where did the woman see the film（）
案例分析题作业是指由用户提交给系统处理的一个计算任务，它包括（）；一般可将其分成（）。 一般可将其分成（）。
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