主任务中的while(notDone)、taskDelay(sysClkRateGet())、notDone的作用是神马?相关知识点: 试题来源: 解析 答:作用是让出CPU的控制权,使得生产者任务和消费者任务获得CPU控制权,由READY状态获得CPU的控制权而执行,直到notDone=FALSE为止。此时表示生产者和消费者任务已经运行结束,可以删除消息队列。
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while not done do Chapter 3Constraint Programming in aNutshellAt this stage it is useful to get a general feeling what constraint programming is about. It consists of anumber of techniques that can be explained informally in a rather simple way. The aim of this chapteris to provide an intuit...
while doing sth的意思是“当做某事的时候”，它是whle sb is/was doing sth的省略形式，这种省略原则上要求主句与从句的主语一致。如：He fell asleep while (he was) doing his homework.他做着做着功课就睡着了。1.Experience is not have done, it is what you have learned while doing ...
2.While these experiments are interesting and useful,it is important to remember that they may not always tell us much.(BookIIIp125)虽然这些实验很有趣也有用,但是很重要的是要记住,这些实验也可能不会告诉你很多.(3)引起条件状语,意思是“只要”1.While there is life ...
网络释义 1. 是一个省略形式 新概念英语第二册l... ... the whole world learn... 全世界都知道while doing是一个省略形式must have done 表示对过去的推测 ... www.tingroom.com|基于60个网页 2. 两者同时发生 新概念英语第二册学习笔记(2) ... ...per cent 作副词while doing两者同时发生while sb...
【题文】Nothing can be done ___ he returns.A. as B. before C. while D. until 相关知识点: 试题来源: 解析 D 【解析】试题分析:句意:什么都不能做直到他回来。A作为B在...之前C当...时候D直到。Nothing否定词,什么都没有。before 引导的从句中谓语动词不用否定式。此处相当与not ...until...
二、常用的省略句式1.if/unless/when/while/once等+doing/done..(2017·全国卷书面表达)If interested in it, pleasesend an email to 123456 @ sina. com.如果有兴趣,请发送电子邮件到123456@sina.com。2.if possible/necessary/not/no/any/ever/so等固定结构If so, please come to the Student Union ...
解析 D 试题分析: 句意:什么都不能做直到他回来。as作为,after在...之前,while当...时候,until直到。Nothing否定词,什么都没有,此处相当与not ...until直到...才。故选:D.结果一 题目 Nothing can be done ___ he returns. A. as B. after C. while D. until 答案 D until直到……...
()10. To make your DIY work perfect, you'd better not start ___ you get all the tools ready. A. when B. while C. before D. after 答案:C 解析:before引导的时间状语从句。Before是“在...之前”,符合句意。如果是when“在......