Can you ________ a fifty-yuan note?
A. give
B. changeable
C. change
D. small
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If the card is damaged, theof the card cannot be refunded.
A. valid
B. various
C. value
D. virus
You have used over 400 yuan in this card, enjoy discount.
A. not at all
B. with
C. to
D. no longer
All flights have beenbecause of bad weather.
A. cancel
B. cancellation
C. capacity
D. cancelled
选词填空:swipe station into deposit newly acceptedWhen the AFC (Automatic Fare Collection)system goes_____ effect, only two kinds of tickets will be _______ for transportation on the Beijing's subway lines: the _____ single-journey tickets and YIKATONG that is already in use.Those using the YIKATONG must ____ their cards again when exiting the subway station. Customers using the single-journey card must ____ their cards at the ticketing checking machines at the exit. Only after the cards are accepted by the machine can the traveler leave the ____.