第二部分：阅读理解（共两节，满分40分）
第一节 （共15小题；每小题2分，满分30分）
阅读下列四篇短文，从每小题后所给的A、B、C、D四个选项中，选出最佳选项,并在答题卡上将该选项涂黑。
A
A businessman walks into a bank in San Francisco and asks for the loan officer. He says he is going to Europe on business for two weeks and needs to borrow $5,000．The bank officer says  the bank will need some kind of security for such a loan. So the businessman hands over the keys to a Rolls Royce parked on the street in front of the bank. Everything checks out, and the bank agrees to accept the car as collateral for the loan. An employee drives the Rolls into the bank’s underground garage and parks it there.
Two weeks later, the businessman returns, and repays the $5,000 and the interest, which comes to $15.41.
The loan officer says, “We are very happy to have had your business, and this transaction(业务) has worked out very nicely, but we are a little puzzled. While you were away, we checked you out and found that you are a multimillionaire. What puzzles us is that why would you bother to borrow $5,000?”
Laughing, the businessman replies, “Where else in San Francisco can I park my car for two weeks for $15?”
46．The businessman walks into the bank with the true purpose of _________.
A．borrowing $5,000                     B．meeting the loan officer
C．finding a place to park his car        D．showing how rich he is
47．The loan officer is puzzled because _________.
A．he never thought he could meet a multimillionaire in his bank   
B．he thinks the businessman is crazy to leave his car in the bank
C．he never thought the businessman could drive a Rolls Royce  
D．he thinks $5,000 is so small a sum of money to the businessman
48．The underlined word “collateral” in Paragraph 1 most probably means “_________”.
A．security           B．payment       C．reward      D．deal
49．Which of the following words can best describe the businessman according to the story?
A．Honest.          B．Clever.           C．Rich.             D．Kind.