The building which _____ now will be our science laboratory.
| A．is being built | B．will be built | C．is built | D．has been built |
—Can you describe _____ it happened?
—Yes, I was riding on my bike _____ a car knocked me down from behind.
| A．when; as | B．how; as | C．how; when | D．how; while |
Sometimes the boy is a bad-tempered child, but he ____ be quite lovely when he wishes．
| A．may | B．can | C．shall | D．must |
---I was trying to carry out the plan, but I failed.
---Well, you _____, for we were uncertain it would do ____.
| A．needn’t do that, in fact | B．needn’t have done, in effect |
| C．needn’t have, in practice | D．needn’t, in time |
It was foolish of him to ____his notes during such an important test, and as a result, he got punished.
| A．point to | B．keep to | C．stick to | D．refer to |
Many a man and many a woman _____ that he or she had better education．
| A．wish | B．has wished | C．do wishes | D．have wished |