What’s this in English?—It’s ________pencil box.

The car over there isn’t _______.It belongs to ______.

.．It was announced that only when the fire was under control_________to return to their homes．

Look at these factories. I hate them. They____ many rivers here. –Yes. Something ______ to stop the pollution.

The boysknock ___Uncle Wang’s door and shout “trick or treat”. He gives them some candy___a treat.[ ]