单项选择题

A．It’s because there are many developing nations.
B．It’s because people use too many man-made materials.
C．It’s because we have more and more industry.
D．It’s because we are building more vehicles.
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单项选择题
A．Twice her present salary,B．Ten dollars more per week.C．The same as Snodgrass, Ellington and Pitts.D．Ten dollars more per week than Snodgrass, Ellington and Pitts.
A．Twice her present salary,
B．Ten dollars more per week.
C．The same as Snodgrass, Ellington and Pitts.
D．Ten dollars more per week than Snodgrass, Ellington and Pitts.
单项选择题
A．They are beyond ordinary people.B．They are similar to what can be seen in ordinary life.C．They are illogical.D．They are very systematic and very different from common sense.
A．They are beyond ordinary people.
B．They are similar to what can be seen in ordinary life.
C．They are illogical.
D．They are very systematic and very different from common sense.
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