7. He is so tired ________ he can' t work any more.
(A) x
(B) and
(C) but
(D) that
答案:登入後查看
統計: A(74), B(114), C(19), D(1026), E(0) #931140
統計: A(74), B(114), C(19), D(1026), E(0) #931140