43. If Mike _____ the truth about the situation, he might not have felt so upset.
(A) knew
(B) has known
(C) had known
(D) knows

答案：登入後查看
統計： A(6), B(2), C(12), D(8), E(0) #3835052

詳解 (共 1 筆)

#7386379
與過去事實相反  had + p.p.
0
0