33. We do not know who________.
(A)she is
(B). they is
(C). is she
(D). are they)
答案:登入後查看
統計: A(5), B(0), C(0), D(0), E(0) #1350089
統計: A(5), B(0), C(0), D(0), E(0) #1350089