----- Why hasn’t Jack come back yet ? _______ anything have happened to him ?
----- I’m not sure, but I guess something _______ .
| A．May, must have | B．Can, may have |
| C．Must, may | D．Should, might have |
34. _____ many other scientists, Albert Einstein enjoyed music besides scientific
research work.
| A．In common | B．In the same | C．In common with | D．As |
33. He did as much as he _____ her.
| A．could help | B．could to help | C．helped | D．Helping |
32. The town has changed a lot _____ what it was before.
| A．compared to | B．comparing to | C．compared for | D．comparing with |
31. In the center of the room stood a table with a _____ lamp on it, so it is very
bright in the room.
| A．lighted | B．lighting | C．lit | D．Light |
30. Let Harris play with your toys as well, Clare. You must learn to _____.
| A．support | B．care | C．share | D．Spare |