皮皮学，免费搜题
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【单选题】
为防止常见的U盘病毒，通常可在各盘根目录中建立一个名为autorun.inf的不能被随意删除的文件夹，常用的做法是（）
A.
用md命令建立autorun.inf即可，因为用md命令建立的文件夹在windows中不能被删除
B.
要先用md命令建立文件夹autorun.inf，再在autorun.inf中用md随意建立一个子文件夹
C.
要先用md命令建立文件夹autorun.inf，再在autorun.inf中用md建立一个以"../"结尾的子文件夹
D.
要先用md命令建立文件夹autorun.inf，再在autorun.inf中用md建立一个以"../"结尾的子文件夹
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举一反三
【判断题】若二元函数沿着直线任意点趋向于定点时，函数趋向于一个常数，则函数的极限存在。
A.
正确
B.
错误
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【单选题】下列有关Km值的叙述，哪项错误（）
A.
Km值是酶的特征性常数
B.
Km值是达到最大反应速度一半时的底物浓度
C.
它与酶对底物的亲和力有关
D.
Km值最大的底物，是酶的最适底物
E.
同-酶作用于不同底物，则有不同的Km值
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【判断题】如果没有特殊声明,匿名FTP服务登录帐号为guest。
A.
正确
B.
错误
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【单选题】Read the following passage and tell if the statements are true, false or not given. Holiday home When we went on holiday last year to a small town near London, my father knew all the landmarks. He kne...
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T
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F
C.
Not Given
D.
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【单选题】Read the following passage and tell if the statements are true, false or not given. Holiday home When we went on holiday last year to a small town near London, my father knew all the landmarks. He kne...
A.
T
B.
F
C.
Not Given
D.
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【单选题】Read the following passage and tell if the statements are true, false or not given. Holiday home When we went on holiday last year to a small town near London, my father knew all the landmarks. He kne...
A.
T
B.
F
C.
Not Given
D.
N/A
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【单选题】(单项选择题)颈静脉外伤时,对机体危害最大的是
A.
细菌感染
B.
血栓形成
C.
空气栓塞
D.
血栓栓塞
E.
皮下血肿
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【单选题】根据 《药品注册管理办法》,药品批准文号为“国药准字S20123008”的药品属于()
A.
生物制品
B.
中成药
C.
化学药品
D.
进口药品
E.
中药饮片
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【简答题】四、阅读理解( 30 分) A A 12year-old boy named Tim Brown got lost in the mountains. However ,he survived at last thanks to his amazing survival( 生存 ) skills. One day in October 2016 .Tim went hiking with his ...
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【简答题】阅读理解 A A 12year-old boy named Tim Brown got lost in the mountains. However ,he survived at last thanks to his amazing survival( 生存 ) skills. One day in October 2016 .Tim went hiking with his group in ...
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相关题目：
【判断题】若二元函数沿着直线任意点趋向于定点时，函数趋向于一个常数，则函数的极限存在。
A.
正确
B.
错误
查看完整题目与答案
【单选题】下列有关Km值的叙述，哪项错误（）
A.
Km值是酶的特征性常数
B.
Km值是达到最大反应速度一半时的底物浓度
C.
它与酶对底物的亲和力有关
D.
Km值最大的底物，是酶的最适底物
E.
同-酶作用于不同底物，则有不同的Km值
查看完整题目与答案
【判断题】如果没有特殊声明,匿名FTP服务登录帐号为guest。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Read the following passage and tell if the statements are true, false or not given. Holiday home When we went on holiday last year to a small town near London, my father knew all the landmarks. He kne...
A.
T
B.
F
C.
Not Given
D.
N/A
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【单选题】Read the following passage and tell if the statements are true, false or not given. Holiday home When we went on holiday last year to a small town near London, my father knew all the landmarks. He kne...
A.
T
B.
F
C.
Not Given
D.
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查看完整题目与答案
【单选题】Read the following passage and tell if the statements are true, false or not given. Holiday home When we went on holiday last year to a small town near London, my father knew all the landmarks. He kne...
A.
T
B.
F
C.
Not Given
D.
N/A
查看完整题目与答案
【单选题】(单项选择题)颈静脉外伤时,对机体危害最大的是
A.
细菌感染
B.
血栓形成
C.
空气栓塞
D.
血栓栓塞
E.
皮下血肿
查看完整题目与答案
【单选题】根据 《药品注册管理办法》,药品批准文号为“国药准字S20123008”的药品属于()
A.
生物制品
B.
中成药
C.
化学药品
D.
进口药品
E.
中药饮片
查看完整题目与答案
【简答题】四、阅读理解( 30 分) A A 12year-old boy named Tim Brown got lost in the mountains. However ,he survived at last thanks to his amazing survival( 生存 ) skills. One day in October 2016 .Tim went hiking with his ...
查看完整题目与答案
【简答题】阅读理解 A A 12year-old boy named Tim Brown got lost in the mountains. However ,he survived at last thanks to his amazing survival( 生存 ) skills. One day in October 2016 .Tim went hiking with his group in ...
查看完整题目与答案