第27题: [单项选择]No one would have time to read or listen to an account of everything ______ going on in the world. A. it is B. as is C. there is D. what is 参考答案:C 答案解析:当there be结构作定语从句时,可以省略掉从句中作主语的关系代词;另外,在以there be开头的句子中,其相应的主语的定语从句可以省略掉关联词,如:Cats belong to the clea