— Have you seen _____TV programme Running Man?
— Of course. It's really ____funny one.
A:a; the
B:the; a
C:a; a
D:the; the
如图,正方形OABC与正方形ODEF是位似图形,O为位似中心,相似比为1:2,点A的坐标为(1,0),则E点的坐标为( )
书包用宽的背带,是为了在压力一定时,通过____ 受力面积来____ 压强.(以上两空选填“增大”或“减小”)
下列哪一项是关于高温堆肥的错误说法( )