单项选择题

A．It’’s the ultimate cause of winds.
B．It causes vertical movements of air.
C．It reduces differences in air pressure.
D．It’’s used to predict weather patterns.
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单项选择题
A．As the result of the moisture in the Earth’’s atmosphere.B．As the result of the Earth’’s rotation.C．As the horizontal movement of air.D．As the vertical movement of air.
A．As the result of the moisture in the Earth’’s atmosphere.
B．As the result of the Earth’’s rotation.
C．As the horizontal movement of air.
D．As the vertical movement of air.
单项选择题
Which of the following is the viewpoint of the Times newspaper
A．Expansion in enrollment is bound to affect the quality of British higher education.
B．British universities should expand their enrollment to meet the needs of industry.
C．European universities can better meet die needs of the modem world.
D．British universities should help fight competition on world markets.
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