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．Because they did not see the incident.B．Because the incident was ridiculous.C．Because the victim did not want any help.D．Because they were reluctant to do so.
A．Because they did not see the incident.
B．Because the incident was ridiculous.
C．Because the victim did not want any help.
D．Because they were reluctant to do so.
单项选择题
A．Somewhere near the company or at least on a railway line.B．Somewhere near the university or at least on a railway line.C．Somewhere near the company or at least on a bus line.D．Somewhere near the university or at least on a bus line.
A．Somewhere near the company or at least on a railway line.
B．Somewhere near the university or at least on a railway line.
C．Somewhere near the company or at least on a bus line.
D．Somewhere near the university or at least on a bus line.
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