Unit 1 Word power 课件 2025-2026学年译林版（2024）八年级英语上册

该初中英语课件围绕“友谊”主题，系统讲解了-ful和-less后缀的构词规律及其语义差异，通过真实语境中的词汇辨析、分类归纳与情境应用，构建从感知到理解再到迁移的语言学习支架。课堂导入以学生熟悉的友谊故事切入，引导学生观察加粗词性并分组讨论，自然过渡到suffix概念，再借助表格对比强化认知，最后在日记填空和写作实践中实现语言输出。 其亮点在于融合语言能力、思维品质与学习能力培养，突出“语境化输入—结构化梳理—任务化输出”的教学逻辑。例如Part B中要求学生为名词添加正确后缀完成日记，既训练了语言运用能力，又促进批判性思维发展，如区分useful与useless的语用差异。Part C鼓励学生用新学词汇描述真实经历，提升表达力与情感共鸣，体现文化意识中的同理心与人际关怀。此设计有助于学生掌握构词法知识，形成自主学习策略，教师亦可借此优化词汇教学效率，增强课堂互动深度。

Unit 1 Friendship Word power My best friend Max is a cheerful person. He always looks on the bright side of things. He is also very helpful. Once I had a sleepless night because I was worried about a volleyball game. I felt helpless. The next day, Max came and gave me some useful advice. Lead-in What part of speech are the words in bold? Can you divide them into two groups? 23021 cheerful helpful sleepless helpless useful Suffix cheerful helpful useful sleepless helpless What do we call -ful and -less in English? What is a suffix? Suffixes. A suffix is a letter or a group of letters added to the end of a word to make another word. 23021 We can add the suffix -ful or -less to some nouns to form adjectives. The suffix -ful means “full of”. The suffix -less means “without”. Noun Adjective(with -ful ) Adjective(with -less ) care careful careless hope hopeful hopeless use useful useless TIP Not all words have both -ful and -less as suffixes. endful ( ) endless (√) Presentation 23021 -ful后缀 -ful多加在名词之后表示“充满……的、富有……的、具有…的、有…性质(或倾向)的”的意思,是常用的形容词后缀。如: hopeful 有希望的(hope希望) careful 小心的、细心的(care关心) helpful 有帮助的(help帮助) useful 有用的(use使用) meaningful 有意义的(meaning意思) successful 成功的(success成功) powerful 强大的(power力量) 23021 -less后缀 -less多加在名词之后表示“没有…的”,是常用的形容词后缀。如: colourless 无色的 hopeless 无助的 useless 无用的 meaningless 无意义的 23021 Work in pairs and complete the table below. If you cannot add the suffix -ful or -less to a word, put a cross ( ) in the box. You may use a dictionary. Adjective (with -ful ) Adjective (with -less ) cheer help meaning sleep taste cheerful cheerless helpful helpless meaningful meaningless sleepless tasteful tasteless 有品位的 阴郁的 失眠的 无味的;不得体的 Part A 23021 Complete the following text about friendship with the words from Part A. Practice cheerful cheerless helpful helpless meaningful meaningless sleepless tasteful tasteless 23021 Yesterday, I went to Sunshine Park with Simon. It was a (1)_(wonder) day with a (2)_(cloud) blue sky. We played badminton for about an hour. Simon was very (3)_(thought) and brought water for me. I’m not very good at badminton. In fact, I’m (4)_(hope) at most sports. However, Simon is kind enough to give me many (5)_(use) tips. After our game, we walked around the park. We saw people flying kites. There were many (6)_(colour) kites in the sky. Later, a boy’s balloon got caught in a tree and Simon took it down for him. He’s always (7)_(help) like that. I’m so glad he is my friend. wonderful cloudless Daniel wrote a diary entry about his day out with Simon. Add the correct suffix -ful or -less to the nouns in brackets to complete the text. thoughtful hopeless useful colourful helpful adj.无云的 没有wonderless adj.体贴的 Part B 23021 Collect more words with the suffix -ful or –less and try to describe an experience you had with a friend using these words. Part C 23021 1. Look at the _ (help) boy. How poor he is! 2. It’s _(use) to cry. You should cheer up and try again. 3. It’s _ (meaning) for us to protect the environment. 4. Linda told us the good news with a _(cheer) voice. 5. He made a _ (care) mistake in his homework. 6. I felt so tired after a _ (sleep) night. 用所给单词的适当形式填空。 helpless useless meaningful cheerful careless Practice sleepless 23021 1.事情好的方面 2.第二天 3.打羽毛球 4.一个不眠之夜 5.一些有用的建议 6.被一棵树挂住了 look on the bright side of things the next day play badminton a sleepless night some useful advice get caught in a tree Expressions 23021 Thank you! $