28. I'm sorry to give you so much work _____ such short notice.
(A) at
(B) for
(C) under
(D) to
答案:登入後查看
統計: A(89), B(38), C(33), D(20), E(0) #564261
統計: A(89), B(38), C(33), D(20), E(0) #564261