Unit 1science[sains]科学museum[mju:zim]博物馆post office [pust fis]邮局bookstore [bukst]书店cinema [sinim]电影院hospital [hspitl]医院crossing [krsi]十字路口turn [tn]转弯left [left]左straight [streit]笔直地right [rait]右ask[sk]问sir [s, s]（对男子的礼貌称呼...