9. I can’t find my history book, _____ I know it’s somewhere in the living room.
(A) because
(B) but
(C) since
(D) until
答案:登入後查看
統計: A(7), B(127), C(4), D(12), E(0) #2344171
統計: A(7), B(127), C(4), D(12), E(0) #2344171