谁帮我分析一下！

斯巴达

The Environmental Protection Agency frequently puts mandatory controls on toxic substances that
present as little risk as one in a million chances to cause cancer.

(A) as little risk as one in a million chances to cause
(B) as little risk as one chance in a million of causing
(C) as little risk as one chance in a million that it will cause
(D) a risk as little as one chance in a million for causing
(E) a risk as little as one chance in a million for it to cause

letmefly130

这个是不是选D？

dengyichao

正确答案选B，表示百万分之一的几率，应当用one chance in a million，而不是one in a million chances
再比如，四个婴儿中的一个，one baby in four
用of causing是因为chance of doing的固定搭配