【正文】
n trees 10 被懲罰 be punished 11 在公共場所扔垃圾 drop litter in a public place 12 被警察罰款 be fined by the police 13 我們最寶貴的財富 our greatest treasure 14 依賴它豐富的資源來生活 depend on its rich resources to live 15 明智地保護它protect it wisely 16 開始使用來自太陽,風和水中的能源 start to use energy from the sun ,wind and water 17 這些新型能源 these new types of energy 18花費很少 cost very little 19 幾乎不產(chǎn)生污染 produce little pollution 20 世界環(huán)境日 World Environment Day 21 回收許多東西來減少污染 recycle many things to reduce pollution 22 盡力讓它一直保持那樣 try to keep it that way 三、完成 P52,53 的練習 通過預習,哪些方面你 還存在疑問 【學海拾貝】仔細閱讀課文,回答下列問題 1. What is Switzerland like? _______________________________________________________ 2. What do people there try to do? ____________________________________________________ 3. What can be recycled in Switzerland? _________________________________________