标题: 弱问一个基础语法问题。PREP1-Q115。有空的同学来帮下忙吧。 [打印本页] 作者: venus2elva 时间: 2010-4-17 11:22 标题: 弱问一个基础语法问题。PREP1-Q115。有空的同学来帮下忙吧。 Many population studies have linked a high-salt diet to high rates of hypertension and shown that in societies where they consume little salt, their blood pressure typically does not rise with age.
(A) shown that in societies where they consume little salt, their
(B) shown that in societies that have consumed little salt, their
(C) shown that in societies where little salt is consumed,
(D) they showed that in societies where little salt is consumed,
(E) they showed that in societies where they consume little salt, their