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
答案是选对了，不过不理解这里为什么，在 increase.....to 中间加一逗号，把宾语和前面的那部分隔开，求解答！
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