Unit2语法讲解及习题：感叹句（Exclamations）-2025-2026学年沪教英语（五四学制）版英语八年级下册

沪教英语（五四学制）八下Unit2语法讲解及习题 感叹句（Exclamations） 一、语法概念 感叹句用于表达强烈的情感，如惊讶、赞叹、喜悦或愤怒等。通常由 What 或 How 引导，句末用感叹号 !。 二、核心结构与用法 1. How 引导的感叹句 基本结构1：How + 形容词/副词 + (主语 + 谓语) ! 用来强调形容词或副词的程度。 例句： How encouraging Edison's story was! How carefully she did the experiment! 基本结构2：How + 主语 + 谓语 ! 用来强调整个句子的内容。 例句： How time flies! 2. What 引导的感叹句 基本结构1：What + (a/an) + 形容词 + 可数名词单数 + (主语 + 谓语) ! 例句： What an amazing discovery penicillin is! What a clever boy he is! 基本结构2：What + 形容词 + 可数名词复数/不可数名词 + (主语 + 谓语) ! 例句： What useful inventions they are! What important information it is! 3. 关键区别 结构 强调内容 例句 How 形容词/副词 How fast he runs! What 名词（名词前可带形容词） What a fast runner he is! 4. 转换技巧 同一个意思可以用 How 和 What 两种结构表达： How interesting the book is! What an interesting book it is! 三、习题训练 用 What 或 How 填空 1. ___________ a great invention the wheel is! 2. ___________ amazing the X-ray machine is! 3. ___________ carefully he made the experiment! 4. ___________ clever scientists they are! 5. ___________ a long history paper-making has! 6. ___________ fast the computer works! 7. ___________ useful the compass is! 8. ___________ a wonderful discovery penicillin is! 9. ___________ brave the pioneers were! 10. ___________ important the Internet is in our life! 句型转换 1. The steam engine is very powerful. → ___________ ___________ powerful steam engine it is! 2. Edison was very clever. → ___________ ___________ clever boy Edison was! 3. The invention is very amazing. → ___________ ___________ amazing invention it is! 4. The story is very encouraging. → ___________ ___________ encouraging the story is! 5. He spoke very confidently. → ___________ ___________ he spoke! 6. The robot is very smart. → ___________ ___________ smart robot it is! 7. The news is very exciting. → ___________ ___________ exciting news it is! 8. She danced very beautifully. → ___________ ___________ she danced! 9. The book is very interesting. → ___________ ___________ interesting book it is! 10. The weather is very hot. → ___________ ___________ hot weather it is! 单项选择 1. ___________ an amazing discovery penicillin is! A. What B. How C. What a D. How a 2. ___________ important the invention of paper is! A. What B. How C. What an D. How an 3. ___________ clever the ten-year-old inventor is! A. What B. How C. What a D. How a 4. ___________ a wonderful story Edison's life is! A. What B. How C. What an D. How an 5. ___________ fast the drone flies! A. What B. How C. What a D. How a 6. ___________ useful information it is! A. What B. How C. What a D. How a 7. ___________ a smart robot Robot 87 is! A. What B. How C. What an D. How an 8. ___________ carefully she does the experiment! A. What B. How C. What a D. How a 9. ___________ brave the scientists are! A. What B. How C. What a D. How a 10. ___________ an exciting trip to the museum it was! A. What B. How C. What an D. How an 连词成句 1. what / invention / a / great / the / wheel / is _____________________________________________________________________ 2. how / amazing / X-ray / the / is / machine _____________________________________________________________________ 3. what / clever / are / scientists / they _____________________________________________________________________ 4. how / works / fast / computer / the _____________________________________________________________________ 5. what / discovery / wonderful / a / penicillin / is _____________________________________________________________________ 四、答案与解析 用 What 或 How 填空 1. What（a great invention是名词短语） 2. How（amazing是形容词） 3. How（carefully是副词） 4. What（clever scientists是名词短语） 5. What（a long history是名词短语） 6. How（fast是副词） 7. How（useful是形容词） 8. What（a wonderful discovery是名词短语） 9. How（brave是形容词） 10. How（important是形容词） 句型转换 1. What a 2. What a 3. What an 4. How 5. How confidently 6. What a 7. What 8. How beautifully 9. What an 10. What 单项选择 1. A（an amazing discovery是名词短语，What后直接接an） 2. B（important是形容词，用How） 3. B（clever是形容词，用How） 4. A（a wonderful story是名词短语，用What） 5. B（fast是副词，用How） 6. A（useful information是不可数名词短语，用What） 7. A（a smart robot是名词短语，用What） 8. B（carefully是副词，用How） 9. B（brave是形容词，用How） 10. A（an exciting trip是名词短语，What后直接接an） 连词成句 1. What a great invention the wheel is! 2. How amazing the X-ray machine is! 3. What clever scientists they are! 4. How fast the computer works! 5. What a wonderful discovery penicillin is! ( 1 ) 学科网（北京）股份有限公司 $