Emily Dickinson's letters to Susan Huntington Dickinson were written over a period beginning a few years before Susan's marriage to Emily's brother and ending shortly before Emily's death in1886, outnumbering her letters to anyone else. 答案选E Dickinson, which were written over a period beginning a few years before Susan's marriage to Emily's brother and ending shortly before Emily's death in 1886, outnumber
呃,突然有点明白了,自问自答一下吧…… outnumbing是doing作后置定语,A中将其放在period极其两个doing的后定后面,容易混淆outnumbing是修饰letters还是period的,因此OG12解释说it is unclear what outnumbering refers to.