Either you or one of your students _______to attend the meeting that will be held tomorrow.
| A． are | B．is | C．have | D． be |
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 |
_____ it is _____ you obtain, you should share _____ your parents your feelings.
| A．What; /; to | B．Whichever; that; with |
| C．Whatever; that; with | D．Which; /; to |
About ____ gene-targeting drugs are already in testing pipeline. It won’t be long ____ they are put into effect.
| A．two dozen; before | B．two dozens; that | C．two dozens of; before | D．dozens; that |
People take naps at noon in warmer climates, ____ the heat makes work difficult in the early afternoon.
| A．which | B．what | C．where | D．when |
--- What do you think of this novel?
--- Er … sorry. I _____. What did you say?
| A．didn’t listen | B．hadn’t listened | C．haven’t listened | D．wasn’t listening |