Unit 4 Changing and Growing Grammar in Use 课件(共20张PPT及音频) 2025-2026学年仁爱科普版(2024)英语八年级上册

(共20张PPT及音频) Unit 4 Changing and Growing Grammar in Use Learning Objectives 通过本课的学习，学生能够: 1. 通过对比及情景理解，掌握单词后缀-less和-ful的用法，从而运用到单词积累中。 2. 通过对话操练及联系生活实际，理解和运用过去进行时。 Review Can you retell Li Xiang's email Study？ Beginning Middle End 1. signed up... made friends help... improve 2. felt disappointed didn't allow to... 3. advised to 4. gathered courage to ... 5. understand... 6. cheer ...on Activity 1 Look at the pictures and read the sentences. Pay attention to the words in bold. The doctor feels helpless to save the patient's life. He wishes he could be more helpful. The symbols are very useful to pay online, but they are useless without a cellphone. Your boss doesn't allow any careless mistakes, so you'd better be very careful in your work. Suffixes -less and -ful root -less -ful help helpless (无助的) helpful(有益的，有帮助的) use useless ( 无用的) uselful ( 有用的) care careless (粗心造成的) careful (细致的) In general: -less for negative meaning; -ful for positive meaning Activity 2 Complete the sentences with the correct form of the given words. 1. Li Hong was _____ (joy) because she got a good grade in the exam. 2. After years of hard work, my uncle became _____(success) and now he lives an easy and comfortable life. 3.You were doing very well yesterday. Be _____ (hope) and you'll succeed. 4. He learned a lot after visiting many _____ (wonder) places. 5. Smoking is _____ (harm). No one should smoke in public. joyful successful hopeful wonderful harmful 观，带（某人）巡视 n. 喜悦；乐趣 观，带（某人）巡视 adj. 舒适的；安逸的 观，带（某人）巡视 v. 吸烟 Suffixes -less and -ful Li Hong was joyful because she got good grade in the exam. 李红因为在考试中取得好成绩，她很开心。 (1) joyful /'d iful/ adj. 欢喜的；令人高兴的 (2) joyless /'d il s/ 没有欢乐的；不快活的 Language points Activity 3 Hurtful What do you think of it Youth is an important period of time for growing. Aimless Helpful Painful Activity 3 Complete the text and fill in the blanks. aimless helpful hurtful painful priceless useless Youth is an important period of time for growing. It can be hard and _____, but you grow in every way and learn more about life. Sometimes, you may feel _____. But your teachers are always there for you, and your friends can also be _____. Some people may say something _____ to you, but they might not mean it, and you can talk to them and learn to communicate with people. Maybe, you find some subjects difficult and _____. However, you will understand the true value of knowledge later on. In a word, youth is a _____ expericence. You should make the most of it. painful aimless helpful hurtful useless priceless What does the word “priceless” mean according to the context adj.极其珍贵的 The past continuous tense Activity 1 Pair work. Read the conversation. Pay attention to was/were doing. What were you doing at this time yesterday What movie were you watching Is it My Country and My People ... ...