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【多选题】
水灾之后，下列属于有效的预防肠道传染病的措施是（）
A.
清除垃圾，污物
B.
保护水源
C.
通过在河边游泳锻炼身体
D.
消灭苍蝇
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【单选题】康明斯电控柴油机电控系统元器件的导通性是指两触针之间电阻小于一定数值的电气连接。对于线束导线而言,此技术规范小于 ( ) 欧姆。
A.
30
B.
10
C.
5
D.
1
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【单选题】Why does Mrs. Jacobs criticize Mr. Holland in the clip ?
A.
Because he was late for class very often.
B.
Because he was off work earlier very often.
C.
Because he failed to serve as a good compass for his students.
D.
Because he failed to give his students a good class.
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【简答题】Ricky kept his arm round her w_________ to show how deep he loved her.
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【单选题】计算机的发展经历了电子管计算机、晶体管计算机、集成电路计算机和( )计算机四个发展阶段。
A.
二极管
B.
三极管
C.
小型
D.
大规模集成电路
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【单选题】SSL协议的通讯过程中对大量信息原文的加密是采用()
A.
对称加密技术
B.
非对称加密技术
C.
散列编码技术
D.
以上都不是
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【单选题】Why does Mrs. Jacobs criticize Mr. Holland in clip 1?
A.
Because he was late for class very often.
B.
Because he was off work earlier very often.
C.
Because he failed to serve as a good compass for his students.
D.
Because he failed to give his students a good class.
查看完整题目与答案
【单选题】计算机的发展经历了电子管计算机、晶体管计算机、集成电路计算机和( )计算机4个发展阶段。
A.
二极管
B.
三级管
C.
小型
D.
大规模集成电路
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【单选题】Ricky's embarrassment when he met his teachers was _______; his ears turned bright red and he kept looking down on the ground.
A.
obvious
B.
acute
C.
keen
D.
severe
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【单选题】After ________ his right arm, he keep on ________ with his left arm.
A.
lose; write
B.
losing; writing
C.
losing; write
D.
lose; writing
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【单选题】太阳投射到地球上的能量,是当前全世界能耗的1万倍。如果光电转化效为10%,我们只要利用( )的太阳能,就能满足当前全世界能源的需要。
A.
1.0%
B.
2.0%
C.
0.5%
D.
0.1%
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相关题目：
【单选题】康明斯电控柴油机电控系统元器件的导通性是指两触针之间电阻小于一定数值的电气连接。对于线束导线而言,此技术规范小于 ( ) 欧姆。
A.
30
B.
10
C.
5
D.
1
查看完整题目与答案
【单选题】Why does Mrs. Jacobs criticize Mr. Holland in the clip ?
A.
Because he was late for class very often.
B.
Because he was off work earlier very often.
C.
Because he failed to serve as a good compass for his students.
D.
Because he failed to give his students a good class.
查看完整题目与答案
【简答题】Ricky kept his arm round her w_________ to show how deep he loved her.
查看完整题目与答案
【单选题】计算机的发展经历了电子管计算机、晶体管计算机、集成电路计算机和( )计算机四个发展阶段。
A.
二极管
B.
三极管
C.
小型
D.
大规模集成电路
查看完整题目与答案
【单选题】SSL协议的通讯过程中对大量信息原文的加密是采用()
A.
对称加密技术
B.
非对称加密技术
C.
散列编码技术
D.
以上都不是
查看完整题目与答案
【单选题】Why does Mrs. Jacobs criticize Mr. Holland in clip 1?
A.
Because he was late for class very often.
B.
Because he was off work earlier very often.
C.
Because he failed to serve as a good compass for his students.
D.
Because he failed to give his students a good class.
查看完整题目与答案
【单选题】计算机的发展经历了电子管计算机、晶体管计算机、集成电路计算机和( )计算机4个发展阶段。
A.
二极管
B.
三级管
C.
小型
D.
大规模集成电路
查看完整题目与答案
【单选题】Ricky's embarrassment when he met his teachers was _______; his ears turned bright red and he kept looking down on the ground.
A.
obvious
B.
acute
C.
keen
D.
severe
查看完整题目与答案
【单选题】After ________ his right arm, he keep on ________ with his left arm.
A.
lose; write
B.
losing; writing
C.
losing; write
D.
lose; writing
查看完整题目与答案
【单选题】太阳投射到地球上的能量,是当前全世界能耗的1万倍。如果光电转化效为10%,我们只要利用( )的太阳能,就能满足当前全世界能源的需要。
A.
1.0%
B.
2.0%
C.
0.5%
D.
0.1%
查看完整题目与答案