高中英语 Unit 4 Astronomy the science of the stars Language points课件 新人教版必修3.ppt

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1、Period 2 Language points To the speaker: Confidence; Fluency; Accuracy!To the audience: Attention; InteractionEnglish speechLearning aims 1. Master the usages of such important words and expressions as: exist, puzzle, in time, in ones turn, prevent from, cheer up, break out, watch out etc; learn to

2、express yourself by using them. 2. Learn the method of constructing knowledge trees through self-study and cooperative exploration. 3. Enjoy the fun of expressing yourself using English and participate in class with a strong passion. For groups: 抓住自学,讨论,展示,点评环节抓住自学,讨论,展示,点评环节 争创争创争创争创“ “优秀小组优秀小组优秀小组

3、优秀小组” ” For members: 认真落实各项任务认真落实各项任务content 1. Learn the important words, phrases and patterns by yourself and try to make a summary of the usage of them according to the examples2. Finish the little quiz to see if you have mastered them. demands1. Study the sentences carefully and you can refer to

4、 the dictionary or other reference books2. Make a mark where you cant understand 3. Finish this task within 15 minutes Self-directed study words: 1. exist: vi. 存在存在; 生存生存 (1) exist in 存在于存在于. (2) exist on 靠靠.为生生(3) there exist. 某地存在某地存在.(4) come into existence 开始存在;成立开始存在;成立2. puzzle n. 迷;难题迷;难题 vt.

5、&vi. (使)迷惑;(使)迷惑; (使)为难(使)为难(1) puzzle over 冥思苦想;苦苦思索冥思苦想;苦苦思索(2) be puzzled about 对迷惑不解迷惑不解(3) puzzling adj. 令人迷惑的令人迷惑的 puzzled adj. 感到迷惑不解的感到迷惑不解的 phrases: 1. in time 及时;终于及时;终于 in time for sth. 赶上某事赶上某事 on time 按时;准时按时;准时 in no time 立即;马上立即;马上 at no time 从不;绝不从不;绝不2. in ones turn 轮到某人;接着轮到某人;接着(1

6、)In turn 反反过来,来,转而;依次;而;依次;轮流;逐个流;逐个(2)Take turns to do sth. =take turns doing sth. 轮流做流做(3) It is your turn to do sth. 轮到某人做某事到某人做某事Special attention3. prevent +宾语+(from)/stop+宾语+(from)/keep +宾语+from 阻止阻止干某事干某事4. cheer up (使使) 感到高感到高兴;(使使) 感到振感到振奋 cheer sb. on (赛跑比跑比赛中中)以喝彩声鼓励某人;以喝彩声鼓励某人;为某人加油某人加油

7、cheerful adj. 快快乐的;高的;高兴的的5. break out/ take place/happenbreak out意思意思为“发生、爆生、爆发”,常指,常指战争、灾争、灾难、疾病或者争吵、疾病或者争吵等事件的等事件的发生,也可以表示突然大声叫喊等。生,也可以表示突然大声叫喊等。take place 指某事按照指某事按照计划划进行或者按照行或者按照计划划发生,此外生,此外还有有“举行行”之意之意.happen一般用于偶然或突一般用于偶然或突发性事件性事件.break away from逃脱;脱离逃脱;脱离 break down 出故障;出故障;垮掉掉break in 强强行行进

8、入;打断入;打断 break into 强强行行闯入;突然开始入;突然开始break off 断开;中断;停断开;中断;停顿 break through 突破;冲破突破;冲破break up破碎;解散;分手破碎;解散;分手6. watch out 密切注视;当心;提防密切注视;当心;提防 watch out for sth. 留意留意 watch over 照顾;监督;保护照顾;监督;保护I 自主学习成果检测答案自主学习成果检测答案:1. be existed 改改为exist 2. prevented 后加后加from3. was broken 改改为broke 4. puzzling; p

9、uzzled5. in turn 6. Watch out forCheck the answer Crazy EnglishCrazy English1.Recite the usage of the language points and the sentences crazily.2. The group leaders control the time and process.训练目的:灵活运用所学知识点,学会运用实际操练的方法感悟训练目的:灵活运用所学知识点,学会运用实际操练的方法感悟语言知识并在运用中体验英语表达之美。语言知识并在运用中体验英语表达之美。Practice and p

10、resentationcontent Finish Challenge I and II demands1 Put what we have learned into use and try to analyze the exercise carefully 2. Describe Christmas by using the the expressions as many as possible. 3. Finish this task within 10 minutes Challenge I 1. 只要不放弃,你只要不放弃,你总有一天会成功的。有一天会成功的。2.We should tr

11、y our best to prevent the river from being polluted. 3. Passengers were warned to watch out for thieves. 4. (1) broke into (2) break away (3) break down (4) break in (5) broke out (6) break through (7) breaking up 5. B 6. D 7. C 8. A Check the answer 请你用上本节课所学知识的任意几个,请你用上本节课所学知识的任意几个, 描描述你某次旅行。述你某次旅行。in time, in ones turn, cheer up, prevent from, break out, watch out. Walk into life Review what we have learned Consolidation Summary & Advice from our English monitor:What did we have learnt?What to do after class to be better?The best groups and students.

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