Although he was in poor health, Robert succeeded_____other more famous engineers failed．
| A．which | B．that | C．what | D．where |
Between the two parts of the concert is an interval, ______ the audience can buy ice-cream.
| A．when | B．where | C．that | D．which |
—He should have come to join in the thorough cleaning.
—He _____. I don’t think it was his turn.
| A．needn’t have to | B．needn’t have |
| C．didn’t have to | D．doesn’t need to |
It has been announced that all the students ____ put on masks before going to school in case they are infected with SARS virus.
| A．shall | B．will | C．need | D．may |
Pressed from his parents, and _____ that he has wasted too much time, the boy is determined to stop playing video games.
| A．realizing | B．realized | C．to realize | D．being realized |
Lydia doesn’t feel like _____ abroad. Her parents are old.
| A．study | B．studying | C．studied | D．to study |