— Only________ people can afford to travel around the world.
—Not exactly. I heard that a poor student travelled around the world with little money.
A:rich
B:poor
C:strong
下列关于平等的说法不正确的是( )
想一想,填一填。
用两个0,两个4组成的四位数中,不读出0个是____。
蚯蚓和蝗虫分别是环节动物和节肢动物的代表.节肢动物和环节动物的共同特征是( )