单项选择题

A．New ideas come up as you write.
B．Much time is spent on collecting data.
C．A lot of effort is made in vain.
D．The writer’s point of view often changes.
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单项选择题
A．It can never be done even with high technology. B．It is the best way to restore damaged eyesight. C．It is a major achievement in eye surgery. D．It can only be partly accomplished now.
A．It can never be done even with high technology.
B．It is the best way to restore damaged eyesight.
C．It is a major achievement in eye surgery.
D．It can only be partly accomplished now.
单项选择题
A．Replace its out-dated equipment. B．Improve the welfare of affected workers. C．Follow government regulations strictly. D．Provide extra health compensation.
A．Replace its out-dated equipment.
B．Improve the welfare of affected workers.
C．Follow government regulations strictly.
D．Provide extra health compensation.
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