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单项选择题

听第 6 段材料，回答第 6 至 7 题。 How long is the medicine for

A．One day.
B．Two days.
C．Three days.
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单项选择题What problem does the man have

A．He can’t send a text message..
B．He can’t hear the woman clearly.
C．He can’t be back to the office soon.

单项选择题What does the woman need

A．Some ink.
B． A printer.
C．Some paper.