单项选择题

The passage implies that our present technological achievements ______.

A．are successful but not harmful
B．have not been recognized
C．bring about both positive and negative results
D．are Changing in recent time
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单项选择题
The effects of almost universal employment were overwhelming in that ______.
A．the household and village community disappeared completely
B．men now travelled enormous distances to their places of work
C．young and old people became superfluous components of society
D．the work status of those not in paid employment suffered
单项选择题
Research carried out in the recent opinion polls shows that ______.
A．available employment should be restricted to a small percentage of the population
B．new jobs must be created in order to rectify high unemployment figures
C．available employment must be more widely distributed among the unemployed
D．the present high unemployment figures are a fact of life
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