_________ climber gets to the top first will get a $5,000 prize.
| A．No matter when | B．Whichever | C．No matter which | D．Whenever |
32．Customers are asked to make sure that they_____ the right change before leaving the shop.
| A．will give | B．have been given | C．have given | D．will be given |
31．—The earthquake brought about a great loss to Chili.
—___________.
| A．Of course | B．I agree with you | C．That’s the case | D．It’s OK |
30．—Did the winner of the English Contest behave well?
—Really. She made a deep ________ on the judges.
| A．idea | B．feeling | C．impression | D．Sense |
29．—We’d better take some extra money ________ we need it.
—I can’t agree with you more.
| A．if | B．so that | C．when | D．in case |
28．Having spent two days on one subject and _______ on the other subject, I am no longer worried about the exam.
| A．two more | B．more two | C．other two | D．two another |