Some balls are____the floor

Some balls are____the floor she has some soccer balls否定句 Jenny has some balls.(一般疑问句) We have some balls.改为单数句 There are some balls on the teacher's desk(对some balls 提问） how about some tennis balls?为什么用some不用any? She has some ping-pong balls.（改为否定句） Ben has some balls.改为一般疑问句和否定句. My brother some soccer balls空格应填什么 peter has some tennis balls.变一般疑问句 John has some balls on the floor.改一般疑问句 将句子:They have some balls.改单数句. you can balls some there get连词成 they have some balls.（用she改写） He has a soccer ball.变复数.是They have some soccer balls.还是They have soccer balls. 首字母填空: Four girls have some c( ) , some books and some balls The lady in w( ) is Miss Green 把下列句子改成否定句.I play basketballShe has some soccer balls We have some tennis balls.(改为一般疑问句）为什么这样改?