Everybody has ______ responsibility to save water, if future generations are to enjoy _____ similar standard of living to the one we enjoy now.
| A.the; / | B.a; a | C./; the | D.a; the |
.The patient was warned ______ only food after the operation.
| A.to eat not | B.eating not | C.not to eat | D.not eating |
.We have been told that under no circumstances_______ the office telephone for personal affairs.
| A.may we use | B.we can use | C.we could use | D.did we use |
.Because of the heavy sandstorm, we had to put off the visit until tomorrow to the exhibition of painting _____in the nearby city.
| A.to hold | B.held | C.holding | D.being held |
.He wondered if he could slip out of the lecture hall without anyone______.
| A.noticing | B.noticed | C.to notice | D.being noticed |
._____in a well—known university is what everybody wishes for.
| A.Educated | B.Being educated | C.To educate | D.Educating |