The student are swimming in the river now
The boys are swimming in the river
_____ fish are swimming in the river.
They (swim;are swimming)in the river
the boy are swimming in the river now 改成否定句
Some people ()swimming in the river now.A.is
Are they---------(swim)in the river now?
The fish ____(is /are)swimming in the river.
the fish are swimming 画线in the river 画线提问
The fish are swimming in the river.对in the river进行提问
Children are forbidden ------ in the river.A swimming
They are swimming in the river是什么句型?
they are swimming ____(happy) in the river