Unit 41. madam n. 夫人,女士。Miss n. 女士,小姐(对未婚女性的称呼)。Eg: Miss Zhang (张老师,张小姐)Mrs. n. 夫人,太太(对已婚女性的称呼)。Eg: Mrs. Wang (王夫人,王太太)。Ms. n. 女士。(对未知婚否的女性的称呼)。Eg: Ms. Song (宋女士)。Mr. n. 先生。Eg: Mr. Wu ( 吴先生)。sir n. 先生。2. buy v. 买。Buy sb. sth. = buy sth. for sb. 为某人买某物。Eg: Please buy me a coat = Please buy a coat for me. 请给我买件外套。3. try v. 试。试图,努力。Try on + n. = try + n. +on 试穿。 Eg: try on the shirt = try the shirt on.Try + pron. + on. 试穿。 Eg: try it them on.