Danny is a boy. He's tall. He's fat. Now he and his mum are at the supermarket. The supermarket is very big. There are many toys in it. They are balls, dolls, kites, bicycles and so on. Danny likes footballs very much. They buy a big football. Danny likes kites, too. They buy a blue small kite. They can fly the kite and play football in the park. Danny is very happy.
63÷21=
98÷49=
50×20=
51÷17=
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①我们一定要好随身物品。
②小牛先把麦子起来,等慢慢吃。