---Now the air in our hometown is even       than it was before. ---So we must do something to stop it.

Thanks to the rescue service’s timely arrival, we are still __________ after the terrible natural disaster.

My mother likes volleyball. She thinks (认为) it is _______.

 The summer holiday is coming. We’re going to have _______ holiday. 

If you don’t go to the zoo, I won’t go,________.