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LIN总线比CAN总线传输速率快。
#A.对#B.错
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is very important that you don’t make any mistakes when you calculate those figures.
#A.That#B.What#C.It
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Linux系统中的进程调度采用（ ）。
#A.先来先服务法#B.时间片轮转法#C.短作业优先法#D.抢占式优先级
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Is this report the same as ______in that book?
#A.the one#B.what#C.them
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Linux系统中的shell是负责（ ）的模块。
#A.解释并执行来自终端的命令#B.解释并执行来自终端的内部命令#C.解释并执行来自终端的外部命令#D.进行系统调用
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—Is there anything serious, doctor? —_____________________
#A.I’m going to have another check.#B.No, just stay in bed and drink some water.#C.You can go home tomorrow.
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Linux系统中的shell命令语言解释程序属于系统内核部分，实现用户与核心的接口。（ ）
#A.对#B.错
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Is the supermarket ______the right or left?
#A.on#B.in#C.at
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Linux系统针对不同类别的进程提供了3种不同的调度策略。（ ）
#A.对#B.错
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Is the library ________ now? No, it's ______.
#A.open; close#B.opening; closing#C.open; closed
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