The children decide their school yard this Friday afternoon.
A:clean
B:to clean
C:cleaning
D:cleaned
△ABC的两个顶点为A(-4,0),B(4,0),△ABC周长为18,则C点轨迹为( )
The Monkey King can make the stick so_______that he can put it into his ear.
德国法学家耶林格认为,“罗马曾三次征服世界,第一次是以武力,第二次是以宗教,第三次则以法律。”古代罗马之所以能以法律征服世界,主要是因为罗马法中蕴涵着如下观念( )
24-8=____
56-9=____
62-5=____
28-9=____