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【单选题】
把分式 2(a+b) ab 中的a和b都扩大到原来的4倍，那么分式的值（　　）
A.
扩大为原来的4倍
B.
扩大为原来的2倍
C.
缩小为原来的 1 4
D.
不变
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参考答案：
举一反三
【单选题】210FZ5-L35型号的C.C.D.相机像素为()
A.
200万
B.
500万
C.
1000万
查看完整题目与答案
【简答题】Dear Mr. Li Dong, I am pleased to confirm that you have a conditional offer of a place at the University of Luton. You should arrive in time for Welcome Week, which begins on 16th September, 2015. Tea...
查看完整题目与答案
【判断题】尚未发现其生活史中有有性繁殖阶段的霉菌是半知菌。
A.
正确
B.
错误
查看完整题目与答案
【多选题】以下哪个不是常见的技术创新战略？
A.
全面技术领先
B.
市场缝隙开发者
C.
技术合理化
D.
技术跟随
E.
技术封锁
F.
技术落后
查看完整题目与答案
【简答题】Dear Mr. Li Dong, I am pleased to confirm that you have a conditional offer of a place at the University of Luton. You should arrive in time for Welcome Week, which begins on 16th September, 2015. Tea...
查看完整题目与答案
【简答题】The following questions are based on Episode 2. 1)What did Deng Xiaoping say to Xi Zhongxun? 2).What did the Chinese do to better people's living standards? 3). Why were the zones wildly successful i...
查看完整题目与答案
【单选题】210 FZ5-L35型号的C.C.D.相机像素为()
A.
200万
B.
500万
C.
500万
D.
1000万
查看完整题目与答案
【判断题】潘金莲听说书童去李瓶儿房中饮酒,立刻认为他们之间有私情。
A.
正确
B.
错误
查看完整题目与答案
【简答题】Reading Strategy Practice: Read the short paragraph and finish the two exercises. In the past, Yu Ling thought as long as her child could remember everything in his textbooks; it would be enough for h...
查看完整题目与答案
【单选题】《农政全书》是哪位科学家编著的?
A.
王徵
B.
徐光启
C.
梅文鼎
D.
杨光启
查看完整题目与答案
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【单选题】210FZ5-L35型号的C.C.D.相机像素为()
A.
200万
B.
500万
C.
1000万
查看完整题目与答案
【简答题】Dear Mr. Li Dong, I am pleased to confirm that you have a conditional offer of a place at the University of Luton. You should arrive in time for Welcome Week, which begins on 16th September, 2015. Tea...
查看完整题目与答案
【判断题】尚未发现其生活史中有有性繁殖阶段的霉菌是半知菌。
A.
正确
B.
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查看完整题目与答案
【多选题】以下哪个不是常见的技术创新战略？
A.
全面技术领先
B.
市场缝隙开发者
C.
技术合理化
D.
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E.
技术封锁
F.
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查看完整题目与答案
【简答题】Dear Mr. Li Dong, I am pleased to confirm that you have a conditional offer of a place at the University of Luton. You should arrive in time for Welcome Week, which begins on 16th September, 2015. Tea...
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【简答题】The following questions are based on Episode 2. 1)What did Deng Xiaoping say to Xi Zhongxun? 2).What did the Chinese do to better people's living standards? 3). Why were the zones wildly successful i...
查看完整题目与答案
【单选题】210 FZ5-L35型号的C.C.D.相机像素为()
A.
200万
B.
500万
C.
500万
D.
1000万
查看完整题目与答案
【判断题】潘金莲听说书童去李瓶儿房中饮酒,立刻认为他们之间有私情。
A.
正确
B.
错误
查看完整题目与答案
【简答题】Reading Strategy Practice: Read the short paragraph and finish the two exercises. In the past, Yu Ling thought as long as her child could remember everything in his textbooks; it would be enough for h...
查看完整题目与答案
【单选题】《农政全书》是哪位科学家编著的?
A.
王徵
B.
徐光启
C.
梅文鼎
D.
杨光启
查看完整题目与答案
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