Mike, where’s today’s newspaper—Well, you don’t need to read it because there is _____in it.

What are you busy with —The conference _______ inour city next week

The patient is supposed to go to the hospital for_____checks．

It’s more and more important to protect our earth—-I think soIf everyone ______a contribution to it, our world will be more beautifu.

ed at _____ several times thismorning, but nobody answered the door, wherewould she have gone