look there are many planes(flying)in the sky.括号里为什么这样填

look there are many planes(flying)in the sky.括号里为什么这样填 how many planes there are in the sky? 用适当的形式填空 look up there are so many （bird） flying in the sky There are many c ------toy planes in the sky.横线上填啥? Look!There are ____ in the sky. there are many birds in the sky there are many clouds in the sky Look!There are many beautiful kites in the sky.they're in di Look,there are many beautiful kites in the sky.they're in di there are many different ( )in china括号里怎么填 look.Many children are flying kites in the s__ Look, there are so many clouds in the sky. I think it_____(m