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【判断题】
在微型计算机的汉字系统中一个汉字的内码占2个字节
A.
正确
B.
错误
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【单选题】听力原文:M: What time are you leaving tomorrow? W: You mean to go to the bank? M: Yes, I'd like to go with you if I may. W: I'd be glad to take you, I plan to leave here about nine-thirty. What does the m...
A.
To visit the woman's house.
B.
To ask for a lift.
C.
To go out for a holiday.
【单选题】听力原文:W: We're having a meeting tomorrow. Can you make it? M: What time is it? W: At 10:00 in the morning. Is that ok? M: Yes, that would be fine. W: We're going to go over our last month's [8] sales f...
A.
The production plan.
B.
Next year's budget.
C.
The sales of the company.
D.
The opening of a new branc
【简答题】读“江西省水土流失面积的增长图”,完成下列各题。 (1)此图说明我国南方地区________严重,不少地区已引发了_________全面恶化。 (2)这说明我国南方丘陵山区的__________关系日趋紧张。 (3)简要说明产生上述现象的原因及造成的危害。
【单选题】听力原文:W: John, I'm so excited ! At this time tomorrow evening, Grandma will be sitting in the kitchen with us. M: Me, too. Are we picking her up at the station? Q: Why is the woman excited? (14)
A.
Because she will have a new kitchen.
B.
Because she is going to see her mother.
C.
Because her grandmother will come to live with them.
D.
Because her husband has bought her a new house.
【单选题】听力原文:M: We still haven't decided on the time for lunch tomorrow. W: Oh, I forgot to tell you. I won't be able to make it after all. Q: What does the woman mean? (13)
A.
She will not have time to prepare lunch.
B.
She has to cancel her plan to have lunch with the man.
C.
She does not remember discussing the matter.
D.
She would rather wait until tomorrow to decide.
【单选题】简单模式匹配算法的时间复杂度是( )。
A.
O(n^2)
B.
O(n*m)
C.
O(m^2)
D.
O(n+m)
【判断题】三顾茅庐是刘备实现自己的人生理想的一个重要转折点。( )
A.
正确
B.
错误
【判断题】模式匹配简单算法时间复杂度是O(m*n)。
A.
正确
B.
错误
【简答题】(8分)某学校地理研究性学习小组以我国沿海某区域为研究对象,研究思路见图 材料二 该地区水土流失严重,土地贫瘠,人均年收入不到200元。, 根据所给材料,结合所学知识.回答下列问题。 (1)根据材料,概述甲、乙两地地貌的成因。(2分) (2)请简述该区域主要的自然特征。(3分) (3)根据以上材料,研究性学习小组提出了该区域生态环境建设的建议,你认为这些建议应包括哪些具体措施?(3分)
【单选题】简单模式匹配算法在最坏情况下的时间复杂度是( )。
A.
O(m)
B.
O(n)
C.
O(m+n)
D.
O(m*n)
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