1、九年级全册英语导学案Unit 13-2班级 姓名 日期 学科 英语 编制人 唐佳 审核人 邱贤美 教学案编号 2课型 新课 课 题 Unit13 Were trying to save the earth!学 习 目 标 1. 学习本课重点短语、句型。2.自学课文，了解文章大意。重 点、难 点 1.学习文章中出现的重点单词,词组和句型等。2.自学课文，了解文章大意。3a-4c教学过程设计 二次备课课前预习预习交流（课前完成） 英汉互译1鱼翅汤_ 2Southern China_3把扔回海洋_4对有害_5不再_6the oceans ecosystem_7develop laws_8危及，使遭受
2、危险_9so far_10参加_11help with a Clean-Up Day_12 help out_13afford to_14take action_15用公共交通_16. 对.有好处_17. .的数量_ 18.在.顶部或顶端_课堂学习来源:gkstk.Com1. Have you ever taken part in an environmental project? 你曾经参加过环境保护活动吗？辨析：join, join in 和take part in 加入组织，团体，党派等，有作为其中的一个成员的含义。来源:学优高考网gkstk来源:学优高考网gkstk来源:学优高考网gk
3、stkjoin 来源:学优高考网gkstk后面也可以加表示人的名词，表示和某人一起参加某活动。join in 加入一种具体活动。take part in 指参加会议或群众性活动等，着重说明句子主语参加该项活动并在活动中发挥作用。 Have you _ a club? Yes, Im in a swimming club and I often _ the swimming training. A. joined; take part in B. joined; joinC. taken part in; join D. taken part in; join in Were going for
4、 a picnic. Would you like to_ us? Why not? Lets go! A. attend B. join C. join in D. take part in Are you going to _ any of the events? Yes. Maybe long jump and high jump. A. take part in B. join C. attend D. join in 2. We cant afford to wait any longer to take action! 我们不能再等了，要采取行动了。 afford是动词，意为 “买
5、得起,担负得起”，通常与can, could, be able to连用,多用于否定句中。They couldnt afford $50 for a ticket. 他们拿不出50 美元买一张票。 afford后面常跟带to的动词不定式。We cant afford to go abroad this summer. 今年夏天我们没有足够的钱出国。【小试牛刀】单项选择。Miss Taylor never wastes money on anything too expensive, even though she can _to. She has donated much of the mon
6、ey she saved to charities. A. afford B. allow C. remind D. payI cant afford _ him an expensive birthday present.A. to buy B. buying C. for buying D. buy3. The method is not only cruel, but also harmful to the environment. harmful 形容词，意为“有害的”。常构成短语be harmful to “对有害的”。Staying up often is harmful to y
7、our health. 经常熬夜对你的健康有害。【拓展】harm 名词，意为“害处”。常用短语do harm to “对有害”，相当于be harmful to. 吸烟过多对他的健康有害。Too much smoking _ _ _ his health. = Too much smoking _ _ _ his health. Reading in the sun does harm to our eyes. =Reading in the sun_ _ _ our eyes. 练习巩固I. 用方框中词的适当形式完成下面的句子。method, cruel, harmful, afford, law1. I think its _ to make such a young boy work all day. 2. The poor fisherman cant _ his childrens education. 3. I think the government must develop _ to protect environment. 4. Eating too much junk food is _ your health. 5. He can use different _ to work out the problem.
