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【多选题】
嵌入式系统的特点有()A.
系统内核小
B.
专用性强
C.
系统精简
D.
高实时性的系统软件
E.
使用多任务的操作系统
F.
需要开发工具和环境
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反馈参考答案：
举一反三
【单选题】Why did the writer do some calculation?
A.
Because he didn’t like Hamlet.
B.
Because he didn’t like the course.
C.
Because he didn’t have the book.
D.
Because he had some questions.
【简答题】使用适当的情态动词填空: I walk ten miles ( 能走十英里路) in an hour.
【单选题】Why did the writer cry eventually when she looked at the skirts again?
A.
she suddently felt very sad.
B.
she liked the ribbons so much.
C.
she was overcome by emotion.
D.
she felt sorry for the woman.
【多选题】按生产要素分配是社会主义市场经济中的基本收入分配方式之一，下列说法不正确的是( )。
A.
按生产要素分配，是市场经济的客观要求
B.
按生产要素分配，是有效利用资源和提高资源配置效率的前提及有效途径
C.
按资本、土地、劳动等各种生产要素在生产过程中的贡献进行分配都属于按生产要素进行分配
D.
按生产要素分配，是社会主义公有制的客观要求
E.
按生产要素分配，不可能在全社会范围而只能在一个企业范围内实现
【单选题】Why did the writer take part in the experiment?
A.
To sing with his wife.
B.
To find out more about his brain.
C.
To do research for a book about Neanderthal humans.
D.
To investigate the raltionship between singing and brain activity.
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