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【单选题】
已知a,b是两个非零向量,下列各命题中真命题的个数为( ) (1)2a的方向与a的方向相同,且2a的模是a的模的2倍; (2)-2a的方向与5a的方向相反,且-2a的模是5a的模的; (3)-2a与2a是一对相反向量; (4)a-b与-(b-a)是一对相反向量.
A.
1
B.
2
C.
3
D.
4
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举一反三
【单选题】党在过渡时期总路线的主要内容被概括为“一化三改”。“一化”是指( ),“三改”即对个体农业、手工业和资本主义工商业的社会主义改造。
A.
社会主义工业化
B.
社会主义现化化
C.
社会主义电气化
D.
社会主义机械化
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【判断题】“一化三改”指的是社会主义工业化和对个体农业、手工业、资本主义工商业的社会主义改造
A.
正确
B.
错误
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【判断题】“ 一化三改 ” 中的 “ 三改 ” 是指对个体农业、手工业和资本主义工商业的社会主义改造。
A.
正确
B.
错误
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【判断题】Mount. Wudang is one of the Four Sacred Mountains of Taoism. ( )
A.
正确
B.
错误
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【单选题】Which of the following is one of the Four Sacred Buddhist Mountains in China?
A.
Mount Qingcheng
B.
Mount Emei
C.
Mount Longhu
D.
Mount Laoshan
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【单选题】Which of the following mountains is not among the Four Sacred Buddhist Mountains in China __________
A.
Mount Wutai
B.
Mount Emei
C.
Mount Putuo
D.
Mount Taishan
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【单选题】直流主轴电动机在额定转速以上的调速方式为( )。[单选题]
A.
改变电枢电流
B.
改变电枢电压
C.
改变磁通
D.
改变电枢电阻
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【单选题】"Of the many Buddhist mountains, Mount Wutai, Mount Emei, Mount Putuo and Mount Jiuhua are accepted as the Four Sacred Buddihist Mountains in China." In this sentence, "the Four Sacred Buddihist Mount...
A.
四神佛祖山
B.
四大佛教名山
C.
四座神圣的佛山
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【单选题】Which of the following is among the China's Four Sacred Buddhist Mountains?
A.
Mount Jiuhua
B.
Mount Qingcheng
C.
Mount Taihang
D.
Mount Tai
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【单选题】According to the passage, when small children were asked to observe water pours from a short stout glass into a tall thin one, they found ______.
A.
the quantity of the water unchanged
B.
the color of the water changed
C.
the quantity of the water changed
D.
the quantity of the water became more
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相关题目:
【单选题】党在过渡时期总路线的主要内容被概括为“一化三改”。“一化”是指( ),“三改”即对个体农业、手工业和资本主义工商业的社会主义改造。
A.
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B.
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C.
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D.
社会主义机械化
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【判断题】“一化三改”指的是社会主义工业化和对个体农业、手工业、资本主义工商业的社会主义改造
A.
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【判断题】“ 一化三改 ” 中的 “ 三改 ” 是指对个体农业、手工业和资本主义工商业的社会主义改造。
A.
正确
B.
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【判断题】Mount. Wudang is one of the Four Sacred Mountains of Taoism. ( )
A.
正确
B.
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【单选题】Which of the following is one of the Four Sacred Buddhist Mountains in China?
A.
Mount Qingcheng
B.
Mount Emei
C.
Mount Longhu
D.
Mount Laoshan
查看完整题目与答案
【单选题】Which of the following mountains is not among the Four Sacred Buddhist Mountains in China __________
A.
Mount Wutai
B.
Mount Emei
C.
Mount Putuo
D.
Mount Taishan
查看完整题目与答案
【单选题】直流主轴电动机在额定转速以上的调速方式为( )。[单选题]
A.
改变电枢电流
B.
改变电枢电压
C.
改变磁通
D.
改变电枢电阻
查看完整题目与答案
【单选题】"Of the many Buddhist mountains, Mount Wutai, Mount Emei, Mount Putuo and Mount Jiuhua are accepted as the Four Sacred Buddihist Mountains in China." In this sentence, "the Four Sacred Buddihist Mount...
A.
四神佛祖山
B.
四大佛教名山
C.
四座神圣的佛山
查看完整题目与答案
【单选题】Which of the following is among the China's Four Sacred Buddhist Mountains?
A.
Mount Jiuhua
B.
Mount Qingcheng
C.
Mount Taihang
D.
Mount Tai
查看完整题目与答案
【单选题】According to the passage, when small children were asked to observe water pours from a short stout glass into a tall thin one, they found ______.
A.
the quantity of the water unchanged
B.
the color of the water changed
C.
the quantity of the water changed
D.
the quantity of the water became more
查看完整题目与答案
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