–Excuse me, sir. I’m writing a research paper on Chinese cultur
A.Do you mind a few questions? --_____________
B.Certainly
C.No, of course not
D.By all means
E.Yes, please

单项选择题Which of the following statements gives the main idea of the second paragraph？（）

A.Credit cards are worse than currency.
B.Currency may not be more of a problem than credit cards.
C.We use credit cards because people steal money.
D.We have many problems with money.

单项选择题Which of the following statements is NOT true？（）

A.There is something easier to use than credit cards.
B.There are no problems with currency.
C.Every person will have a different thumbprint number.
D.There are some problems with the use of credit cards.

单项选择题I have ()question to ask you.A. B.aC. the

单项选择题She()so much money on the necklace made of glass.A. tookB. paid offC. spentD. sold

单项选择题The boy pointed to the direction() he would run.A. in whichB. to whichC. thatD. which