写出同类词。 1.Our school is big and nice. There is a hall, a ____, a ____, some ____ and many ____ in it. 2.We can run, ____, ____ and ____ in the playground. 3.The children are cleaning in the classroom now. Eddie can clean the desks. Mary can clean the ____ and the ____. Danny can clean the ____ and the ____. 4.I have a big family. They are my grandfather, ____, ____, ____ and me.