問題詳情
【題組】31. According to the passage, one doesn’t pay tax if he / she _______________.
(A) buys books at a bookstore
(B) buys things at a secondhand store
(C) buys used textbooks from another student
(D) buys things at a restaurant
參考答案
答案：C
難度：適中0.576923
統計：A(2),B(8),C(15),D(1),E(0)