The birds were let to fly away last Saturday.
The birds were let to fly away last Saturday.
The birds can ( )(fly).
I like to watch the birds fly in the sky
I like to watch the birds fly in the sky.
___ winter ,some birds fly to the south___china
Birds fly to the south ()autumn.(填介词)
Mary (go) to the cinema last Saturday
Last Saturday I___________(listen)to the radio
they were on the farm last saturday.改为否定句
Were you at the park last Saturday 改为肯定回答
there are 60 birds in the tree.After a while,47 birds fly to
In winter ,some birds fly to the south 为什么要用fly啊.