Unlike that of human beings, who waste away when they go without food for long periods, hibernating bears exist for months on only their excess fat.
(A) Unlike that of human beings, who waste away when they go
(B) Unlike human beings, who waste away when they go
(C) Unlike human beings, wasting away when going
(D) Dissimilar to human beings, wasting away when
(E) Lacking similarity to human beings, who waste away when
ans B
B中的they應該指人 但是未畫線部分的their excess fat應該指熊
所以我選C
唉 苦惱~~~~