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【简答题】
Taking pictures is fun, and taking good ones is not difficult if you follow a few simple rules. Before you snap ( 快拍 )a picture, thinking about it. Be sure that you are close enough to your subject. A pretty face against a clear background ( 背景 ), for example, makes a good picture. But a distant figure, lost among trees and clouds lacks interest. Try to see whyIn a landscape( 风景 ) scene, try to keep at least two thirds of the picture below the line where the ground meets the sky, for a sky-scene, keep at least two thirds of the picture above that line. Study pictures in newspapers and books. some are better than others. Use what you learn to improve your own pictures.
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举一反三
【简答题】A.He didn't like women. B.Because he hated St. Valentine. C.Because he believed bachelors made better soldiers. D.He didn't approve of celebrations.
【判断题】若【图片】均为方程组【图片】的解,则【图片】也是方程组【图片】的解。
A.
正确
B.
错误
【多选题】CTL杀伤靶细胞主要通过
A.
颗粒酶穿孔素途径
B.
Fas-FasL途径
C.
TNFα-TNFαR途径
D.
溶酶体途径
【多选题】下列关于Windows“回收站”的叙述中,正确的是( )。
A.
“回收站”可以暂时或永久存放硬盘上被删除的信息
B.
放人“回收站”的信息可以恢复
C.
“回收站”所占据的空间是可以调整的
D.
放入“回收站”的信息不可以恢复
【简答题】CTL主要通过穿孔素/颗粒酶途径和 途径实现对靶细胞的杀伤。
【单选题】允许尺寸的变动量叫公差。公差 (T)= ( )。
A.
最大极限尺寸-最小极限尺寸
B.
最大极限尺寸-最小尺寸
C.
最大尺寸-最小极限尺寸
D.
最大尺寸-最小尺寸
【简答题】A.He didn't like women. B.Because he hated St. Valentine. C.Because he believed bachelors made better soldiers. D.He didn't approve of celebrations.
【多选题】下列关于“回收站”的叙述中,正确的是( )。
A.
“回收站”可以暂时或永久存放硬盘上被删除的信息
B.
放入“回收站”的信息可以恢复
C.
“回收站”所占据的空间是可以调整的
D.
“回收站”存放软盘上删除的信息
【单选题】回收站中可以暂存的是硬盘上删除的( )对象。
A.
文件
B.
文件夹
C.
快捷方式
D.
以上都对
【判断题】普通晶闸管、功率晶体管、功率场效应管、绝缘栅双极型晶体管均属于全控型器件。( )
A.
正确
B.
错误
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