Grandpa liu,for —— life was hard in the past , works very hard although in his sixties. Ahim Bwhom

B.whom 是正确选项.for whom life was very hard 即life was very hard for whom的倒装,再如：Life was very hard for me in the past .这里life才是主语,was 是系动词,hard是表语,for whom是状语.如果选D,whose,那...