5（）

填空题2（）

单项选择题Which of the following statement is CORRECT（）

A．Drastic changes in the weather have been common since ancient times.
B．The change in weather from very cold to very hot lasted over a century.
C．The scientists have been studying ice to forecast weather in the future.
D．The past 10,000 years have seen minor changes in the weather.

单项选择题The news item seems to indicate that the agreement（）

A．will end all other related trade conflicts.
B．is unlikely to solve the dispute once and for all.
C．is linked to other trade agreements.
D．is the last of its kind to be reached.

单项选择题The modern electronic anti-noise devices（）

A．are an update version of the traditional methods.
B．share similarities with the traditional methods.
C．are as inefficient as the traditional methods.
D．are based on an entirely new working principle.

单项选择题One of the advantages of flexible working hours is that（）

A．pressure from work can be reduced.
B．working women can have more time at home.
C．traffic and commuting problems can be solved.
D．personal relationships in offices can be improved.