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【多选题】
关于画布组件,说正确的是:
A.
画布为一矩形区域，可在其中执行绘画等触碰动作或设定动画。
B.
画布上的任何位置皆有一特定坐标（ X,Y ）值 。
C.
X 为坐标点距离画布左缘之距离，单位为像素。
D.
Y 为坐标点距离画布下缘之距离，单位为像素。
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】A close analogy to a study design is the rough sketch made by an artist before he commits his vision to canvas(画布). The broad outlines are drawn, the proper perspective achieved, and the total impact ...
A.
doing research and drawing a picture
B.
research finding and picture’’s perspective
C.
designing a research and making a quick drawing
D.
a researcher and a painter
【多选题】组件更换后（）
A.
检查是否正常
B.
把更换的单板、组件送到清洗间
C.
收拾所有工具并整齐的放到指定位置
D.
小车放到指定位置并清理干净待用
E.
收拾现场卫生废料
F.
换下的单板直接放在小车上推到清洗间不用单独放
G.
先巡检，工具卫生等下午没事时再收拾
【单选题】Elephants who paint aren’t new. Paintings by Ruby, an Asian elephant who lived at the Phoenix Zoo in Arizona, sold for up to $ 5,000 in the late 1980s, said Dick George, a consultant with the zoo. "Ru...
A.
who was sold for a price as high as $ 5,000
B.
who was famous for being the first painting elephant
C.
whose paintings sold for as high as $ 5,000
D.
who started painting in the late 1980s