A new regulation has passed forbidding supermarkets and stores to ____ free plastic bags to shoppers.
| A．give off | B．give in | C．give out | D．give up |
He came to a point _____ there was no more road to follow, and before him he could see nothing but a thick forest．
| A．that | B．what | C．which | D．where |
_____ about the safety of her son, John’s mother looked upset．
| A．Concerning | B．Concerned | C．To concern | D．Concern |
Recent studies have shown that most US graduates receive cash as gifts, though the amount received ______ from person to person．
| A．prefers | B．promotes | C．varies | D．suffers |
We didn’t know you were in trouble at that time. ,we would have given you a hand.
| A．However | B．Besides | C．Otherwise | D．Anyway |
—You should take exercise in your spare time.
—I want to, but the little time I have outside of school iswith part-time job.
| A．taken away | B．taken in | C．taken out | D．taken up |