The boys are swimming in the river
The boys are swimming in the river
连词造句 boys,those,the,are,river,across,swimming.
_____ fish are swimming in the river.
They (swim;are swimming)in the river
some boys are s__ in the river
The boys went swimming in the river 请问为什么went用过去时 swimming却用
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
there are some boys swimming in the pool
Children are forbidden ------ in the river.A swimming
They are swimming in the river是什么句型?