实在不明白！求解prep07里这两道题who到底修饰谁 - ChaseDream

122. (30951-!-item-!-188;#058&004354)

Surveys have shown that in up to 40 percent of elderly people living independently in affluent

countries, the consumption of one or more essential nutrients is insufficient or they have deficient

levels of these nutrients in their blood.

(A) in up to 40 percent of elderly people living independently in affluent countries, the consumption

of one or more essential nutrients is insufficient or they have

(B) in up to 40 percent of elderly people who live independently in affluent countries, they consume

one or more essential nutrients insufficiently or have

essential nutrients are consumed insufficiently or having

(D) up to 40 percent of elderly people living independently in affluent countries who consume

insufficient amounts of one or more essential nutrients or who have

(E) up to 40 percent of elderly people who live independently in affluent countries consume

insufficient amounts of one or more essential nutrients or have

127. After decreasing steadily in the mid-1990's, the percentage of students in the United States finishing high school or having earned equivalency diplomas increased in the last three years of the decade, up to 86.5 percent in 2000 from 85.9 percent in 1999 and 84.8 percent in 1998.

(A) finishing high school or having earned equivalency diplomas increased in the last three years of the decade, up to 86.5 percent in 2000 from 85.9 percent in 1999 and

(B) finishing high school or earning equivalency diplomas, increasing in the last three years of the decade, rising to 86.5 percent in 2000 from 85.9 percent in 1999 and from

(C) having finished high school or earning an equivalency diploma increased in the last three years of the decade, and rose to 86.5 percent in 2000 from 85.9 percent in 1999 and from

(D) who either finished high school or they earned an equivalency diploma, increasing in the last three years of the decade, rose to 86.5 percent in 2000 from 85.9 percent in 1999 and

(E) who finished high school or earned equivalency diplomas increased in the last three years of the decade, to 86.5 percent in 2000 from 85.9 percent in 1999 and

楼主看了半天也没明白。122 题 D选项的说 who 错误的修饰了countries, 所以排除。然而在127题里，答案是E，又说who不是修饰US，修饰的是students没毛病。

为什么122 题里who 不能修饰elderly people 但 127 里who就能掠过US修饰student？？？真心求大神解答