单项选择题

A．The ways of keeping food eatable for a longer time.
B．The killing of bacteria.
C．The invention of the refrigerator.
D．The role bacteria play.
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单项选择题
A．$20B．$30C．$50D．$90
A．$20
B．$30
C．$50
D．$90
单项选择题
A．Koizumi’s idea of tax increase is not goodB．Koizumi’s capitalism is just like that of George BushC．Koizumi looks young and handsome.D．Capitalism is going to do big damage Io poor peopl
A．Koizumi’s idea of tax increase is not good
B．Koizumi’s capitalism is just like that of George Bush
C．Koizumi looks young and handsome.
D．Capitalism is going to do big damage Io poor peopl
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