单项选择题

The following are advantages of the chip card except that ______.

A．consumers bother less with pocket change.
B．the transaction doesn't require a signature, a PIN number.
C．if you lose the card, you lose the money.
D．it is more convenient.

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单项选择题

In the sentence A health-care claims processor in Indianapolis, Ind , hopes smart cards will streamline medical-bill payments ( paragraph 4), the word streamline has the meaning of ______.

A．make... into a stream
B．make... flow smoothly like a line
C．make... successfully
D．make

单项选择题

In the sentence Consumers bother less with pocket change and are able to use plastic even at traditionally cash-only vendors. (paragraph 3 ), the word plastic has the meaning of ______.

A．credit card
B．plastic bill
C．money
D．check