单项选择题

Questions 23 to 25 are based on the conversation you have just heard.

A．How much its accuracy has improved recently.
B．How reliable long-range forecasts are.
C．How difficult it takes to make a good forecast.
D．How the current forecast causes troubles.
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单项选择题
A．He can give her some of his notes.B．He has no idea of economics.C．He didn’t take any economies class.D．He’s happy to lend her his notes.
A．He can give her some of his notes.
B．He has no idea of economics.
C．He didn’t take any economies class.
D．He’s happy to lend her his notes.
单项选择题
A．A presentation they’re going to do.B．A TV program the man is watching.C．Visiting a good friend of theirs.D．Studying for a coming test.
A．A presentation they’re going to do.
B．A TV program the man is watching.
C．Visiting a good friend of theirs.
D．Studying for a coming test.
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