对称问题

kun861010

GWD-24-Q 20:

According to a 1996 survey by the National Association of College and

University Business Officers, more than three times as many independent

institutions of higher education charge tuition and fees of under $8,000 a

year than those that charge over $16,000.



A. than those that charge

B. than are charging

C. than to charge

D. as charge

E. as those charging

正确答案是e，但是我选的是d。我觉得要those charging和than前面的不对称。。。

sayysong

是 as many ... as ... 的问题
those 和 institutions 对称

木木夕云

比较的对象是
independent [ institutions ] of higher education charge tuition and fees of under $8,000 a year
和
[those ] charging over $16,000

大结构是as many as

kun861010

3q，guys