The island where these rare birds nest has been declared a _____.
| A．observation | B．reservation | C．preservation | D．conservation |
I lost sight of Wang Ping when we reached _______ looked like a large market.
| A．where | B．that | C．what | D．which |
Come and see me whenever _______.
| A．you are convenient | B．it is convenient for you |
| C．you will be convenient | D．it will be convenient for you |
He found themat a tablechess.
| A．sat, to play | B．sitting, playing the | C．seated, playing | D．seat, play the |
happened to be no one in the building when the fire broke out.
| A．It | B．There | C．This | D．That |
—Did you enjoy staying with your friend last week, Lily?
—Yes. I _______ with him for a long time.
| A．haven’t stayed | B．didn’t stay | C．hadn’t stayed | D．wouldn’t stay |