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【简答题】
Watch the video clip again and tick (√) the correctanswer to complete each sentence. 1. ( ) Benjamin majored in at university. ☐ A. marketing ☐ B. international trade ☐ C. accounting 2.( ) Benjamin worked as at Nova. ☐ A. a domestic sales representative ☐ B. a foreign trade sales representative ☐ C. a leader of a sales team 3. ( )Benjamin is . ☐ A. energetic and active ☐ B. confident and hard-working ☐ C. responsible and modest 4. ( ) Mrs. Majors advises Benjamin to apply for a jobin . ☐ A. a newly-built local company ☐ B. a state-owned enterprise ☐ C. a big foreign trade company u08p21.mp3:
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举一反三
【单选题】嵌入式系统的特点是()
A.
嵌入式系统通常是形式多样、面向特定应用的软硬件综合体;
B.
嵌入式系统得到多种类型的处理器和处理器体系结构的支持;
C.
嵌入式系统通常极其关注成本;
D.
嵌入式系统有实时性和可靠性的要求;
E.
嵌入式系统使用的操作系统一般是适应多种处理器、可剪裁、轻量型、实时可靠、可固化的嵌入式操作系统；
F.
嵌入式系统开发不需要专门工具和特殊方法。
【简答题】由嵌入式系统三要素引出的嵌入式系统的特点是 、 和 。
【单选题】No one knows the tall boy ________ saved the two girls from the fiver. [ ]
A.
who
B.
where
C.
which
D.
whom
【简答题】• 1 .
什么是嵌入式系统?嵌入式系统的特点是什么?
【简答题】As the proverb says,“No one knows the value of health until he loses it.”In other words, nothing is more valuable than health. It is clear that health is the foundation(基础) of one's future success. If...
【简答题】The history of nomenclature (命名) in Britain is so old that no one knows the beginning of the story. Since written history began， people have had names. It is therefore impossible to do more than guess...
【简答题】什么是嵌入式系统?嵌入式系统的特点是什么?
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