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【简答题】
List list=new List (),向list集合中添加元素下列代码错误的是（ ） A. list.Add(1) B. list.AddRange(new int[]{2,3,6,4}) C. list.AddRange(new char[]{'2','3','6','4'}) D. list.AddRange(list)
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【单选题】客观存在的各种报表、图表和查询格式等原始数据属于 _______ 。
A.
A 、机器世界
B.
B 、信息世界
C.
C 、现实世界
D.
D 、模型世界
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【单选题】听力原文： M: How long have you been working in the laboratory? W: For almost three years, ever since I got my degree. M: Your bachelor' s? W: No, my master's. I didn't try to get a job until I had my mast...
A.
Four years.
B.
Just three years.
C.
Almost three years.
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【简答题】Have you ever wished that you could make your little sister’s teddy bear talk to her? Or have you ever wanted to bring a puppet (木偶) to life? If so, you may be interested in learning the art of ventri...
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【单选题】Attention，coffee lovers! We have for you，the best coffee machine ______ invented．
A.
ever
B.
already
C.
even
D.
nowadays
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【单选题】听力原文：M: How long have you been working in the laboratory? W: For almost three years, ever since I got my degree. M: Your bachelor's? W: No, my master's. I didn't try to get a job until I had my master...
A.
Four years.
B.
Just three years.
C.
Almost three years.
查看完整题目与答案
【单选题】You ought to have a good rest _______ you have finished your painting.
A.
even if
B.
as if
C.
now that
D.
ever since
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【单选题】—Have you decided where to go for your summer vacation? —Not __________. We may go to Qingdao.
A.
ever               
B.
already                
C.
yet
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【单选题】Jenny,have you ever seen a moving scene ______ many people rushed a stranger getting a heart attack to hospital?
A.
where
B.
when
C.
which
D.
why
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【单选题】You'd better take something to read when you go to see the doctor ________ you have to wait. [      ]
A.
even if
B.
as if
C.
in case
D.
in order that
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【单选题】We haven't enough books for ______ some of you will have to share.
A.
somebody
B.
anybody
C.
everybody
D.
nobody
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【单选题】客观存在的各种报表、图表和查询格式等原始数据属于 _______ 。
A.
A 、机器世界
B.
B 、信息世界
C.
C 、现实世界
D.
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【单选题】听力原文： M: How long have you been working in the laboratory? W: For almost three years, ever since I got my degree. M: Your bachelor' s? W: No, my master's. I didn't try to get a job until I had my mast...
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【简答题】Have you ever wished that you could make your little sister’s teddy bear talk to her? Or have you ever wanted to bring a puppet (木偶) to life? If so, you may be interested in learning the art of ventri...
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【单选题】Attention，coffee lovers! We have for you，the best coffee machine ______ invented．
A.
ever
B.
already
C.
even
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【单选题】听力原文：M: How long have you been working in the laboratory? W: For almost three years, ever since I got my degree. M: Your bachelor's? W: No, my master's. I didn't try to get a job until I had my master...
A.
Four years.
B.
Just three years.
C.
Almost three years.
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【单选题】You ought to have a good rest _______ you have finished your painting.
A.
even if
B.
as if
C.
now that
D.
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查看完整题目与答案
【单选题】—Have you decided where to go for your summer vacation? —Not __________. We may go to Qingdao.
A.
ever               
B.
already                
C.
yet
查看完整题目与答案
【单选题】Jenny,have you ever seen a moving scene ______ many people rushed a stranger getting a heart attack to hospital?
A.
where
B.
when
C.
which
D.
why
查看完整题目与答案
【单选题】You'd better take something to read when you go to see the doctor ________ you have to wait. [      ]
A.
even if
B.
as if
C.
in case
D.
in order that
查看完整题目与答案
【单选题】We haven't enough books for ______ some of you will have to share.
A.
somebody
B.
anybody
C.
everybody
D.
nobody
查看完整题目与答案