脱口说英语口语校园习语大全
F-10:first and foremost 最主要的
A:Mr. Smith has written many books, but first and foremost he's a teacher. A:史密斯先生已经写了许多书了，但他最主要的身份还是教师。
B:You mean your mathematics teacher? B：你是说你的数学老师吗？
A:You are right. A:对。