如果三个视图中有二个视图为梯形,有一个视图为多边形,那么该视图反映的实体为棱台。
查看答案
关于圆柱体三视图的说法,以下( )是正确的。
A. 有一个视图的外形轮廓为圆形
B. 有二个视图的外形轮廓为矩形
C. 有一个视图为梯形
如果三个视图中有二个视图为矩形,有一个视图为圆形,那么该视图反映的实体为圆柱体。
A. 对
B. 错
Sometimes it was a bit boring to work there because there wasn’t always __ much to do.
A. such
B. that
C. more
D. very
The performance of Class A students is much better than ___of Class B students
A. this
B. those
C. one
D. that