【題組】17. Who can enter the exposition for free? (A) John, an elementary student. (B) Bob, a man witho
問題詳情
【題組】17. Who can enter the exposition for free? (A) John, an elementary student. (B) Bob, a man without a job. (C) Anna, a 65-year-old woman. (D) Kelly, a housewife with two kids under 12.