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【多选题】
现代计算机包括( )属性。A.
采用二进制数表示数据与指令。
B.
指令和数据都存储在机内。
C.
由五大部件构成：存储器、运算器、控制器、输入设备、输出设备。
D.
编程时，要求程序员通过改变硬件的线路来完成。
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【简答题】丝锥是加工()的工具,有()丝锥和()丝锥。
【简答题】Rewrite the following sentences as required. (根据所给要求，改写下列句子。每空格限填一词。) 1. Jack has to look after her little brother at weekends. (改为一般疑问句) _________ Jack _________ to look after her little brother at w...
【简答题】我们所用WORD、EXCEL均属于 软件。
【简答题】A: Where didi you go on vocation? B: Is it a girl or a boy? C: Did your parents go there with you? D: What does she look like? E: What are you doing? A: Hi, Julia!_____6___________ B: Hi, Tom!I a...
【简答题】_______2._______3._______4.________5.________6.________7._______8._______9._________10._________ 1)A. Work in New York B. become a teacher. C. go back to school D. m...
【单选题】Which one is used as an expression in the pre-closing part in an e-mail?
A.
Yours sincerely
B.
I look forward to hearing from you.
C.
We would like to place a trial order.
D.
Dear Tom
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