Unit 2 第3课时 A Let’s spell（讲解课件）-【优翼·学练优】2025-2026学年新教材四年级英语上册同步备课（人教PEP版2024）

Look out a while. The black fish finds some brushes. Let's . spell SH. I have no show. Can we share? share? No, we can't. You can share my shell. Shoe, go away. fish. Part A Who are your friends? Unit 2 My friends Unit 2 My friends PEP·四年级英语上册 Let’s spell Listen and guess What sound can you hear? It’s the sound of the sea! Shhh... I’m a fish! Can you imitate the sound of the sea? 双手做波浪状，练习/ʃ/发音。 发音技巧 发音技巧 舌位：舌尖略微抬起，靠近上齿龈（但不要接触），舌身 两侧轻贴上臼齿，中间形成一条狭长的气流通道。 唇形：双唇稍向前突出，呈圆形或略扁平（类似吹口哨的 形状）。 气流：让气流从舌尖和上齿龈之间的缝隙中摩擦通过，声带 不振动（用手摸喉咙感受不到震动）。 镜子观察：舌尖翘起靠近硬腭，气流从缝隙通过。 触觉体验：手掌感受气流（对比/s/与/ʃ/气流强弱）。 发音实验室 “丝”（sī），但气流更强。 介于“西”（xī）和“诗”（shī）之间，不卷舌。 /s/ /ʃ/ What can you see in the pictures?  What’s the story about? Let’s spell Listen and repeat. Then read aloud. sh I have no shell. Can we share? Share? No, we can’t. You can share my shell! Shoo! Go away, Fish! Find us in the story! shell share shoo fish Find and spell 老师用不同语调朗读故事，学生听到sh音立即拍手。 Game time sea anemone 海葵 hermit crab 寄居蟹 寄居蟹和海葵是‌互利共生的伙伴。海葵常常固着在寄居蟹的螺壳上,寄居蟹的活动使固着的海葵扩大捕食范围，获得更多食物和氧气。而海葵的触手上有很多刺细胞，能释放毒素，驱赶捕食者，间接保护寄居蟹免受天敌侵害。 Let’s know more Read, listen and number. English fish share she ship shop wash shop shoes shy ship shake fresh English she Let’s spell more 摘桃子 摘桃子 ch /tʃ/ sh /ʃ/ teacher cash bush watch ship catch cheap sheep 点击桃子，把它们放进正确的筐子。 such peach cheap Chinese short English children fish shirt teacher Game 判断发音是否相同 Look, listen and write. _________. _________, , . Extended reading 关于字母组合Sh的语音故事 关于字母组合Sh的语音故事 Red fish. Yellow fish. Black fish. Three fish are in the sea. Look out! A whale! Where are we?! Where are we?! The red fish finds some shoes. The yellow fish finds some shorts. The black fish finds some brushes. Yellow fish. Black fish. Red fish. Three fish go back to the sea. Summary shell share shoo fish /ʃ/ Homework 1. 跟读本课时的语音故事。 2. 寻找家中含sh音的3件物品，制作 单词卡。 null 27063.008 Lavf57.62.100 null 29492.451 null 14079.939 null 7440.0 null 10320.0 null 4320.0 null 4992.0 null 4320.0 null 4464.0 null 4728.0 null 12456.0 null 10296.0 $Look. listen and right. True friends share tall or short, strong or not, they help each other. Red fish, yellow fish, black fish. Where are we? Where are we? The red fish finds some shoes. SH . three . fish. Red fish, yellow fish, black fish, three fish are in the sea. Look out a will where we . where we. The red fish finds some shoes. The yellow fish finds some shorts. The black fish finds some brushes. Look. red fish, yellow fish, black fish, three fish go back to the sea. Let's spell. listen and repeat, then read aloud. S. H. I have no show. Can we share? share? No, we can't. You can share my shell shoe. Go away, fish. Read, listen and . number one. SHE . to . share three ship. Four fish, five english, six shop. Three fish are in the sea. The yellow fish finds some shorts. Look. red fish, yellow fish, black fish. Three fish go back to the sea. SH three fish. Red fish, yellow fish, black fish, three fish are in the sea. Look out a will where we where we. The red fish finds some shoes. The yellow fish finds some shorts. The black fish finds some brushes. Look, red fish, yellow fish, black fish, three fish go back to the sea. null