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On steping into his room he was astonished to find the floor covered with _______looked like tiny insects.A.THAT B.SOMETHING C....全文
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teacherlucas111：选C， what引导名词性从句，你如果选B，那后面跟的是定语从句，应该用that引导，that 在looked like tiny insects. 中做主语，不可省略，所以B不对。(2011-05-19 21:06)
