请教大全22题

              A recent national study of the public schools shows that there are now one microcomputer for every thirty-two pupils, four times as many than there were four years ago.

(A) there are now one microcomputer for every thirty-two pupils, four times as many than there were

(B) there is now one microcomputer for every thirty-two pupils, four times as many than there were

(C) there is now one microcomputer for every thirty-two pupils, four times as many as there were

(D) every thirty-two pupils now have one microcomputer, four times as many than there were

(E) every thirty-two pupils now has one microcomputer, four times as many as

正确答案C                 本题中  根据as many as  迅速排掉 abd          问题：C项为什么比e项好？                 我个人理解是E项four times..既可以修饰microcomputer 也可修饰 pupils   易引起歧义  C项就不引起歧义吗？          谢谢！！

C项后头不是有there were作为补充么

E项后头明显没有比较对象嘛