____ his homework, the boy went out to play games with his friends.
| A．Finished | B．Having finished | C．Being finished | D．To finish |
The water froze inside the pipe，causing it to ________and burst.
| A．expand | B．export | C．reduce | D．behave |
New ________ show that the economy of our country is continuing to grow.
| A．welfares | B．Nationalities |
| C．statistics | D．schedules |
—Would you rather_______ there tomorrow?
—No. I’d rather he________ there instead of me.
| A．to go；will go | B．go；went |
| C．go；will go | D．going；shall go |
A modern city has been set up in______ was a wasteland ten years ago.
| A．what | B．which |
| C．that | D．where |
The police the murderer everywhere when he suddenly appeared in a theatre.
| A．is searching for | B．were searching for |
| C．are searching for | D．were searching |