Though I have often heard this song _______. I have never heard you _______ it.
| A．being sung, sang | B．sang, singing |
| C．sung, sing | D．to be sung, to sing |
Let’s make contributions to_________world of the 21st century, _________world of success and understanding each other.
| A．the;/ | B．/;a | C．a; the | D．the; a |
—Where can we spend our summer vacations this month?
—Oh, _______ of the coastal cities will do if it agrees with you.
| A．any | B．all | C．each | D．one |
Behind the teaching buildings ______ a big lake surrounded by trees and flowers.
| A．lays | B．is laying | C．lies | D．lie |
—Do you mind if I close the window?
— ________. We should let in more fresh air.
| A．Yes, go ahead | B．Of course not |
| C．I would like to close it. | D．I’d appreciate it if you didn’t. |
—Mum, I got the Teddy Bear from the top of the shelf.
—My goodness! You _____ yourself. You ____ do that next time.
| A．must have hurt; mustn’t | B．should have hurt; can’t |
| C．might have hurt; mustn’t | D．might have hurt; won’t |