单项选择题

If someone in Israel today needs a repairman in case of a power failure,______.

A．they can have it fixed in no time
B．it's no longer necessary to make an appointment
C．the appointment takes only half a day to make
D．they only have to wait half an hour at most
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单项选择题
In the author's view, higher service standards are impossible in Israel ______.
A．if customer complaints go unnoticed by the management
B．unless foreign companies are introduced in greater numbers
C．if there's no competition among companies
D．without strict routine training of employees
单项选择题
It may be inferred from the passage that ______.
A．customer service in Israel is now improving
B．wealthy Israeli customers are hard to please
C．the tourist industry has brought chain stores to Israel
D．Israeli customers prefer foreign products to domestic ones
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