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【单选题】
接触器触头开距大小与( )无关。A.
(A)电路电压
B.
(B)开断电流
C.
(C)灭弧能力
D.
(D)研距长短
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举一反三
【单选题】若需将当前图像的视图比例控制为 100% 显示 , 那么可以( )
A.
双击工具面板中的缩放工具 .
B.
执行菜单命令 < 图像>/< 画布大小>
C.
双击工具面板中的抓手工具
D.
执行菜单命令 < 图像>/< 图像大小>
【单选题】若需将当前图像的视图比例控制为100%显示,那么可以( )
A.
双击工具面板中的缩放工具
B.
双击工具面板中的抓手工具
C.
图像菜单命令下的画布大小
D.
图像菜单命令下的图像大小
【简答题】A．肝 B．心 C．脾 D．肺 E．肾 具有朝百脉功能的脏是( )
【单选题】听力原文：W: What do you think of Tom's painting? M: A few years ago I like them very much, but now he's after fame and fortune. His talent has suffered. What does the man say about Tom?
A.
He has lost many of his paintings.
B.
He has become a famous person.
C.
His fortune has been good recently.
D.
He doesn't make good painting any longer.
【单选题】听力原文：W: What do you think of Tom's paintings? M: A few years ago, I like them very much, but now he's after fame and fortune. His talent has suffered. What does the man say about Tom?
A.
He has lost many of his paintings.
B.
He has become a famous person.
C.
His fortune has been good recently.
D.
He no longer makes good paintings.
【简答题】用所给动词的适当形式填空。 Tom is a boy of fif. His parents 1______(die) two years ago, and he had to make a living by himself. Now he 2______(work) as a servant at Mr. Jackson's. He works hard and Mr. Jackson...
【单选题】----______has Tom been a doctor ? -----Since two years ago.
A.
How soon
B.
How much
C.
How many
D.
How long
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