Unit13 section A (1a-2d)课件 2023-2024学年人教版九年级英语全册

Unit13 We’re trying to save the earth ! （1a-2d） ⁠ 1.能背诵本课时重点词汇和短语。 2.知道什么是水污染、土地污染和空气污染，以及解决这些污染的措施。 3.能运用现在进行时表达环境污染的现状，运用情态动词表达应该采取的措施。 学习目标 ⁠ 一、生词速查（根据中文写出英语单词） 1. 　litter　⁠ v.乱扔，也可作 　名　⁠词，意为“ 　垃圾；废弃物　⁠”  2. 　bottom　⁠ n. 底部；最下部→反义词  　top　⁠ 顶部  3. 　fisherman　⁠ n. 渔民；钓鱼的人→复数 　fishermen　⁠   4. 　coal　⁠ n. 煤；煤块  5. 　ugly　⁠ adj.丑陋的；难看的→反义词 beautiful　⁠ 美丽的  litter 名 垃圾；废弃 物 bottom top fisherman fishermen coal ugly beautiful 预习导学 6. 　advantage　⁠ n. 优点；有利条件→反义词 　disadvan缺点；不利条件  7. 　cost　⁠ v. 花费→过去式 　cost　⁠→过去分词 　cost　  8. 　wooden　⁠adj.木制的；木头的→n.  　wood　⁠ 木头；森林  9. 　plastic　⁠ n. 塑料；塑胶  10. 　takeaway　⁠ n. 外卖食物  11. 　bin　⁠ n. 垃圾箱  advantage disadvantage cost cost cost wooden wood plastic takeaway bin 预习导学 二、短语速记（写出下列短语的英文） 1.充满  　be full of　  2.关闭  　close down　  3.贡献力量；起……的作用 　play a part in　  4.……的底部 　the bottom of　  5.把……变成 　turn...into　  6.砍倒；削减 　cut down　⁠   7.产生影响 　make a difference　  8.引起；导致 　lead to　  be full of close down play a part in the bottom of turn...into cut down make a difference lead to 预习导学 三、句子速译（把下列句子翻译成汉语） 1.We are trying to save the earth.  　我们正在尽力挽救地球。　⁠ 2.Even the bottom of the river was full of rubbish.  　甚至河底都充满了垃圾。　⁠ 3.Everyone in this town should play a part in cleaning it up. 的每一个人都应该在清扫工作中尽一份力。　⁠ 我们正在尽力挽救地球。　 甚至河底都充满了垃圾。　 这个镇里的每一个人都应该在清扫工作中尽一份力。　 预习导学 4.I used to be able to see stars in the sky.  　我过去常常能在天空中看到星星。　⁠ 我过去常常能在天空中看到星星。　 5.Our actions can make a difference and lead to a better future.  　我们的行动能起作用并能创造一个更美好的未来。　⁠ 我们的行动能起作用并能创造一个更美好的未来。　 预习导学 What made our earth ugly? pollution noise pullotion air pollution water pollution cars factories smoking building houses Loud music cars planes building houses mobile phones rubbish littering ships factories 1b Listen and complete the sentences. What was the problem? The river was ________. Even the bottom of the river was full of ________. There were no more ________ for fishermen to catch. What caused the problem? People are throwing ________ into the river.