A:太阳
B:地球
C:月亮
D:“神舟七号”飞船
To make a living,they are willing to ________ many of the disadvantages of city life such as crime,heavy traffic and pollution. ( )
关于并联电路,下列说法正确的是( )
从长度分别为3、5、7、9的4条线段中任取3条作边,能组成三角形的概率为( )
24÷3=____.