单项选择题

A．It is too complicated.
B．There are too many problems to handle.
C．People are not concerned about that.
D．Most cases of food problems are not reported.
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单项选择题
A．The Middle East is backward. B．The population of the young in the Middle East is large. C．The young in the Middle East are not well-educated. D．Most of the young in the Middle East are female.
A．The Middle East is backward.
B．The population of the young in the Middle East is large.
C．The young in the Middle East are not well-educated.
D．Most of the young in the Middle East are female.
单项选择题
A．He went to climb a mountain. B．He came back too late yesterday. C．He was caught in a heavy rain, D．He got a cold yesterday.
A．He went to climb a mountain.
B．He came back too late yesterday.
C．He was caught in a heavy rain,
D．He got a cold yesterday.
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