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        1. —________ the population of the world?
          —It _________ about 6.8 billion.
          A. How many,  is    B. How much,  is    C. What’s,  is
          C

          試題分析:句意:—世界的人口是多少?   — 大約 68 億。A. How many+復(fù)數(shù)名詞,多少…… ,做主語時(shí),后面的謂語動詞要用復(fù)數(shù),B. How much+不可數(shù)名詞, 多少…… ,做主語時(shí),后面的謂語動詞要用第三人稱單數(shù)形式,C. What’s,可以用來對人口的提問,故選C。
          考點(diǎn): 考查疑問詞和系動詞的用法。
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