赞题库-背景图

单项选择题

Fanning emerged as a survival strategy because man had been obliged______.

A．to give up his former way of life
B．to leave the coastal areas
C．to follow the ever-shifting vegetation
D．to abandon his original settlement

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热门试题

单项选择题Earth scientists have come to understand that climate______.

A．is going through a fundamental change
B．has been getting warmer for 10 000 years
C．will eventually change from hot to cold
D．has gone through periodical changes

单项选择题From the first paragraph, we learn______.

A．many people were proud of their presence at the Millennium trade round of the WTO
B．many nations were proud of the failure of being members of WTO
C．different forces contributed to the failure of the Millennium trade round
D．there were violent debates as to the prospects of the WTO