2. 外语
  3. The products of the chemical industry make a major contribution to present-day standards of living, and life today______impossib

The products of the chemical industry make a major contribution to present-day standards of living, and life today______impossib

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问题 The products of the chemical industry make a major contribution to present-day standards of living, and life today______impossible without these products.
选项 A、is
B、has been
C、would be
D、would have been
答案C
解析 本题考查虚拟语气，是与现在事实相反的虚拟语气，化学工业的产品对现今的生活水平作出了重要贡献，没有了这些产品现在的生活本来是不可能的。
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