单项选择题

Most people didn’t know These machines were used more than

A．200 years ago.
B．2，000 years ago.
C．20，000 years ago.
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单项选择题
Why was the man late for the meeting
A. The meeting time was changed.
B. He missed the train.
C. He has got a bad cold.
单项选择题
The Ancient Greeks used machines to serve
A．hot drinks.
B．drinks like tea and coffee
C．holy water.
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