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【简答题】
力的投影是( ),而力的分力是该方向的分作用,是( )。
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反馈参考答案：
举一反三
【简答题】按要求写出下列单词的正确形式。 1. find (过去式) _____________ 3. heavy (反义词) _____________ 5. healthy (名词) _____________ 2. remember (对应词) _____________ 4. strong (反义词) _____________ 6. sing (名词) _____________
【简答题】按要求写单词。 1. strong (反义词) _______________ 3. weak (反义词) _______________ 5. flower (复数) _______________ 2. healthy (反义词) _______________ 4. first (反义词) _______________ 6. eat (过去式) _______________
【单选题】Bicycle riders want the city government to set aside special lanes for bicycles on some of the main streets, but though they have got some supporters, ( )likes the idea.
A.
everyone
B.
not everyone
C.
no one
D.
someone
【简答题】四位LED数码显示器与8051单片机接口,采用动态显示方式显示,显示段码从单片机P1口经同相驱动后输出;位码从P2口经反相驱动后输出,连接方式为:LED显示器自左向右,其公共端分别由P2.7、P2.6、P2.5、P2.4控制。试编写一段显示子程序,将单片机内部RAM 30H~33H连续四个显示缓冲单元存储的分立BCD码,在LED显示器上显示。已知LED为共阴极。有一个1MS的延时子程序D1MS可供...
【简答题】按要求写单词。 healthy(反义词)_________
【简答题】ogue network
【单选题】Bicycle riders want the city government to set asidespecial lane for bicycles on some of the main streets, but though they have got some supporters, ______ likes the idea.
A.
everyone
B.
not everyone
C.
no one
D.
none
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