2. 外语
  3. Technology is another great force for change. In part, technology has caused the population explosion; many of us won’t now be a

Technology is another great force for change. In part, technology has caused the population explosion; many of us won’t now be a

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问题 Technology is another great force for change. In part, technology has caused the population explosion; many of us won’t now be alive if it weren’t for advances in health,     【M1】 ______                                
agriculture and industry. But in part, technology helps resolve
the population problem, either. It’s a never ending cycle. The                     【M2】 ______
need for more food discourages development of better                               【M3】 ______
technology which naturally keeps more people alive. And
there are no going back to a simple, less technologically                          【M4】 ______
complex time. We’re here. We’re here. We’re hungry.
    While technology makes this possible for four or even six                      【M5】 ______
billion of us to exist, it also eliminates our job opportunities.
In theory, it is impossible that all the goods and services the                    【M6】 ______
world needs could be produced by only 2 percent of the
population. This tendency of technology to make workers
superfluous (过剩) but at same time allowing their numbers to                      【M7】 ______
grow up so large is creating psychological tensions.                               【M8】 ______
Traditionally, work determines our way of life. But if 98
percent of us doesn’t need to work, what are we going to do                        【M9】 ______
with oneself ? Something more than work must be found to                           【M10】 ______
determine both income and meaning in life otherwise 98
percent of us could be both hungry and frustrated (沮丧) .
【M4】
选项
答案are→is
解析 本句是there be句型，主语是动名词短语going back to a…time，谓语要用单数形式。所以，are应当改为is。
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