I was sleeping when the telephone rang again.It was the third time that I ________ that night.
| A．have been interrupted | B．had been interrupted |
| C．interrupted | D．had interrupted |
Three-fourths of the buildings ______.
| A．was destroyed | B．is destroyed |
| C．were destroyed | D．has been destroyed |
That’s the new machine _______ parts are too small to be seen.
| A．that | B．which | C．whose | D．what |
----Everybody is going to climb the mountain. Can I go too, mom?
---- __________ Wait till you are old enough, dear.
| A．Will you? | B．Why not? | C．I hope so. | D．I’m afraid not. |
．Just be patient. You ________expect the world to change so soon.
| A．can’t | B．needn’t | C．may not | D．will not |
----Have you finished reading Jane Eyre?
---- No. I _____ my homework all day yesterday.
| A．was doing | B．would do | C．had done | D．do |