Unit 2 Wildlife protection Words and expressions 词汇课学案-2025-2026学年高中英语人教版（2019）必修第二册

Unit2 Wildlife protection Words and expressions 【Learning Objectives】 1. Grasp the pronunciation, spelling and basic meanings of words and phrases. 2. Correctly use the words and phrases and can use them to make simple correct sentences about wildlife protection. 3. Develop basic awareness of caring for wildlife and protecting the environment. 【Key & Difficult Points】 1. Master core meanings, parts of speech and collocations of words and phrases from poster to concerned about. 2. Correctly use the words and phrases to make simple correct sentences about wildlife protection. 【Learning Process】 Step 1 Follow the recording and read aloud Please turn to page 102 and point at the words with your finger when you are reading. Step 2 Presentation session 1　 Individual reading 2　 Choral reading 3　 Train game Step 3 Usage of key words 1. alarm 【合作探究】 读一读·细观察 阅读下列句子，写出句中黑体词的词性和含义 (1) The sudden（突然的） noise alarmed him. 词性 含义 (2) She felt a growing sense（感觉）of alarm when he didn’t return that night. 词性 含义 (3) They started off （动身）when they heard the alarm. 词性 含义 (4)A car alarm went off（开始响） in the middle of the night. 词性 含义 (5) She was alarmed at the prospect(可能性) of travelling alone. 词性 含义 【总结】adj.惊人的;使人惊恐的 使人惊恐的 adj.害怕;担心 alarm vt.使惊恐;使害怕;使担心 n.恐慌;警报;警报器 a sense of alarm 恐慌感 car alarm 汽车警报器 【即学即用】 (1) There is an (alarm) increase （n.增长） in the aspect（n.方面）. (2)每栋房子里都应该有一个火警报警器。 There should be in every house. 2.concern 【合作探究】 读一读·细观察 阅读下列句子，写出句中黑体词的词性、词组和含义 (1)More TV programmes will be produced（v.生产；制作）to raise people’s concern over food safety. 词性 含义 (2) He asked several questions concerning the future of the company. 词性 含义 (3)As far as I am concerned, he is sure to keep his promise. 词组 含义 (4)As far as the result is concerned, the experiment (实验) is successful. 词组 含义 【总结】raise one’s concern 引起某人的关注 使人惊恐的 concerned adj. 担心的；关切的 使人惊恐的 as far as sb/sth 在......看来/就......而言 使人惊恐的 concern n.关注 vt.涉及；让......担忧 concerned about　 对……关切的； 为......担忧 使人惊恐的 concerning prep. 有关；关于 使人惊恐的 【即学即用】 单句语法填空 (1) We are all concerned her safety. (2)As far as I’m (concern), I disagree with his idea. (3)He is reading a report (concern) the earthquake. 3. die out灭亡；逐渐消失 【拓展】 die (vi. 死，消失）—died（过去式）—died（过去分词） —dying（现在分词/形容词：垂死的） die of / die from 死于… die be dying for 渴望......； 极想...... be dying to do sth. 渴望做某事；极想做某事 【即学即用】 　 ① I am dying ______ a cup (n.杯) of water because of thirst（n.渴）. ② 恐龙是如何灭绝的？ How did the dinosaurs(恐龙) ? ③ 翻译句子：如果我们不保护大熊猫的家园，熊猫将会灭绝。 4. rate n. 速度；（比）率 vt. 划分等级 at a/an … rate以……的速度 at the rate of … e.g. at an alarming rate 以一个惊人的速度 【拓展】 success/failure rate成功/失败率 rating n.等级;级别 【即学即用】 单句语法填空 (1) The schools (rate) according to the number of students. 完成句子 (2)这种特殊的鸟类正在以惊人的速度消失。 This special kind of birds are disappearing . 5. illegal /ɪˈliːɡl/ adj. 不合法的；非法的 illegally adv. 不合法地; 非法地 反义词： legal adj. 合法的 legally adv. 合法地; 在法律上 It’s illegal to do...... 做某事是违法的 e.g.无证驾驶是违法的。It’s illegal to drive without a license. 【即学即用】 1.He entered(v.进入) the country (illegal).他非法进入这个国家。 2.It’s illegal (drive) through a red light. 3. South China tigers are endangered because of hunting. 华南虎因为非法狩猎导致濒危。 6. hunt [hʌnt] vt．＆vi．打猎；搜寻；追捕(1) hunt for (=search for) 寻找某人/某物 (2) go hunting 去打猎 (3) hunter [ˈhʌntə] n．猎人 (4) hunting [U] 狩猎，打猎 【即学即用】单句语法填空 ① On Sunday I’ll go ___________ (hunt) together with my parents． ② They are still hunting _____ the missing（失踪的） boy, who disappeared（v.消失） last Sunday． Step 4 Summary Step 5 Homework 1.Copy the words and phrases from poster to concerned about twice in English and once in Chinese. Pay attention to your writing. 2. Write a 40-word short passage about wildlife protection, using at least 2 words we learned today. 答案： 1. （1）动词 使惊恐；使害怕；使担心（2）名词 恐慌 （3）名词 警报 （4）名词 警报器 （5） 形容词 害怕；担心 【即学即用】（1）alarming （2） a fire alarm 2. （1）名词 关注 （2）介词 有关；关于 （3）as far as sb be concerned 在...... 看来 （4） as far as sth be concerned 就...... 而言 【即学即用】（1）about （2）concerned（3）concerning 3. 【即学即用】（1）for （2）die out （3）Pandas will die out if we don’t protect their homes. 4. 【即学即用】（1）are rated（2）at an alarming rate 5. 【即学即用】（1）illegally（2）to drive（3）illegal 6. 【即学即用】（1）hunting（2）for 学科网（北京）股份有限公司1 学科网（北京）股份有限公司 $