1.我们应该做什么来改善环境?What shall we do to improve the enviroment
2.在公共场所 in public
3.保护环境 to protect the enviroment
4.砍树 to cut down trees
5.保持我们环境干净和整洁是我们的职责 it is our duty to keep the enviroment clean
6.踏草坪 to step on the lawn
7.确保…… to make sure
8.尽快 as soon as possible
9.一直做…… to keep doing sth.
10.你真是太好了 You are so good!
11.留口信 leave a message
12.多谢 Thanks a lot
13.直到……才 not...until..
14.呆在某地……(是指一段时间内的)
being in some place/stay in some place
15.有趣的多 much more interesting
16.一次匆匆忙忙的飞机旅行 a hurry travel by air
17.一天早晨 one morning
18.一生中 in one's life time
19.如此漂亮的山脉 what a beautiful mountain range/such a beautiful mountain range like this
20.冲洗,冲印 to develop
21.快点,否则我们要迟到了 Hurry up,or we'll be late.
22.……之旅 the travel of ...
23.最不舒适的旅行方式 the most uncomfortable way of touring
24.因为 because.
