.Very loud noises ______ make people ill. So we ______ make great noise
| A．must ; mustn ' t | B．need ; needn ' t |
| C．can ; mustn ' t | D．must ; can ' t |
Apples of this kind .
A. tastes good B. tastes well C. taste well
It’s not enough ____ two books in a year.
A. read B. reading C. to read
Smoking is bad for health, so the doctor advised my father _____.
A. not smoke B. not to smoke C. not smoking
______ excellent singer she is !
A. What B. What an C. How
It has been five days ______ the little girl left home.
A. since B. after C. until