单项选择题


Questions 19 to 21 are based on the conversation you have just heard.

A．Visa.
B．Mastercard.
C．American Express.
D．JCB.
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填空题
Traveling used to be so expensive that many middle-class people could not afford it.
单项选择题
A．Four contestants failed to win prizes.B．The man missed the show.C．The woman ate during the show.D．Five contestants won cars.
A．Four contestants failed to win prizes.
B．The man missed the show.
C．The woman ate during the show.
D．Five contestants won cars.
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