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【单选题】
在窗体上画一个水平滚动条,其属性值满足 Min
A.
增加一个 SmallChange 量
B.
减少一个 SmallChange 量
C.
增加一个 LargeChange 量
D.
减少一个 LargeChange 量
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参考答案:
举一反三
【单选题】从工程机械上拆一蓄电池时,首先应该拆下 电缆;将蓄电池安装在工程机械上时,应首先安装 电缆。( )
A.
负极  正极
B.
正极    负极
C.
正极  正极
D.
负极    负极
【单选题】Mr. Wang is very strict ________ his son, and also, he is very strict ________ his job.
A.
with; with
B.
with; in
C.
in; in
D.
in; with
【单选题】前照灯的近光灯丝位于反射镜的( )。
A.
焦点上
B.
焦点的上方
C.
焦点的前上方
D.
焦点的下方
【单选题】Mr. Wang is very strict _______ his son. And he is very strict _______ everything he does. [     ]
A.
with, with
B.
with, in
C.
in, in
D.
in, with
【简答题】阅读理解。 Wang Lei is a Chinese taxi driver. He has a son. His name is Wang Hong. He is in No. 14 Middle School. Mr Brown is his English teacher. He loves his student, and Wang Hong studies English well. ...
【单选题】前照灯的近光灯丝位于反射镜的( )。
A.
焦点上
B.
焦点的上方
C.
焦点的前上方
D.
以上都不对
【单选题】直流电路如图所示, R 1 所消耗的功率为 2W,则R 2 的阻值应为 Ω。
A.
4
B.
2
C.
6
【简答题】阅读并回答问题 Wang Lei is a Chinese taxi driver. He has a son. His name is Wang Hong. He is in No.14 Middle School. Mr Brown is his English teacher. He loves his student, and Wang Hong studies English well....
【单选题】前照灯的近光灯丝位于反射镜的( )。
A.
焦点上
B.
焦点的下方
C.
焦点的前上方
【单选题】前照灯的近光灯丝位于反射镜的( )。
A.
焦点上
B.
,焦点的上方
C.
焦点的前上方
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