赞题库-背景图

单项选择题

The qualities of the goods sold by auction are______.

A．usually good
B．always poor
C．different
D．neither high nor poor

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热门试题

单项选择题Evidence of past climatic changes indicates that______.

A．human activities have accelerated changes of Earth's environment
B．Earth's environment will remain mild despite human interference
C．Earth's climate is bound to change significantly in the future
D．Earth's climate is unlikely to undergo substantial changes in the future

单项选择题The message the author wishes to convey in the passage is that______.

A．human civilization remains glorious though it is affected by climatic changes
B．mankind is virtually helpless in the face of the dramatic changes of climate
C．man has to limit his activities to slow down the global warming process
D．human civilization mill continue to develop in spite of the changes of nature