企源知识库

_____ five hundred people are believed to have drowned.
A、As many as
B、As much as
C、So many as
D、So much as
【正确答案】：A
【题目解析】：首先B、D不对，因为much后面修饰不可数名词； as many as 与…一样多，后面可以接具体的数字；而C项不正确，因为：so many as 如此众多的，后面不能出现具体的数字。