必修5 五、一次环保活动 step ⅰ 千里之行，始于足下。a journey of one thousand miles begins with the first step! 这里的佳句背诵是为了step ⅲ的满分作文 句型提炼与拓展 1．学生会组织了一次海滨之行。 the students' union organized a trip to the seaside. 2．到达机场后，他把英镑换成了美元。 on arriving at the airport, he exchanged his pounds for dollars. 3．我们学校开展了丰富多彩的课外活动，如篮球，排球，歌咏比赛等。 our school organized colorful afterclass activities, such as basketball, volleyball, singing competitions and so on. 4．村民们竖起牌子告诉孩子们在河里游泳危险。 the villagers set up boards to remind children of the danger of swimming in the river. 5．他作了一场关于我们应该如何控制自己的演讲。 he gave a speech on how we can control ourselves. 1．... organized a trip ... ……组织了一次旅游。 2．on arriving at the airport as soon as sb.arrived at the airport ... the moment/the instant sb.arrived at the airport ... immediately/directly sb.arrived at the airport ... hardly/scarcely/rarely had sb.arrived at the airport ...when ... no sooner had sb.arrived at the airport ...than ... 一到达机场 3．such as ...and so on 如……等 4．set up boards to remind ...of the danger 竖起牌子提醒……危险 5．give/make/deliver/address a speech on ...作了关于……的演讲
