资源简介

八上 UNIT 4 Amazing Plants and Animals
第五课时 Section B Vocabulary in Use 导学案
学习目标：
1、语言知识：学生能区分词汇类别，掌握词缀（-ance/- (t)ion/-ness/-ity ）构词法，正确用appear、disappoint 等词的其他形式完成句子、语篇填空，理解词汇在语境中的含义与语法功能；
2、语言技能：通过词汇分类、变形、语境运用练习，提升词汇解码与逻辑分析力，促进思维发展；
3、情感态度：借青蛙生态作用内容增强生态保护意识；
4、学习策略：引导用词缀归纳、语境分析等方法构建词汇网络，鼓励善用词典拓展资源，提升自主探究与解决语言问题的能力。
学习新单词：
happiness /'h pin s/ n. 幸福；快乐
disappoint / d s p nt/ v. 使失望；使破灭
mushroom / m r m / n. 蘑菇；伞菌
ton /t n/ n. 吨
role /r l/ n. 作用；职能；角色 play a role (in) 在……中发挥作用；扮演角色
pea /pi / n. 豌豆
climate / kla m t/ n. 气候
Circle the odd ones. Then give your reasons.（选出跟其它三个不同的词，P38 2a，
建议：从词性、语义范畴（情感 / 物理属性等 ）、物质形态等角度区分词汇）
1. habit height size weight
2. joy happiness fun enjoy
3. angry disappointed smart sad
4. appear look seem watch
5. honey milk juice bread
Add the endings -ance, -(t) ion, -ness, and -ity to form nouns. Use your dictionary. （P38 2b给以下词汇添加后缀，使之变成名词。）
1. act_________________ 2. good _________________
3. kind_________________ 4. appear _________________
5. real_________________ 6. imagine_________________
7. connect_________________ 8. popular _________________
9. communicate _____________ 10. important _________________
Complete the sentences with the correct forms of the words in the book. （P38 2c）
选词：appear disappoint imagine store weigh
1. I felt ________________ when my favourite flowers died.
2. After the rain, some mushrooms ________________ in the garden.
3. In my hometown, people often use bamboo baskets to ________________ food.
4. What did you put in your luggage It ________________ a ton.
5. I can’t ________________ my life without my pets. They mean a lot to me.
Complete the passage with the correct forms of the words in the box. （P38 2d）
选词：however important land planet protect
You may not realize it, but frogs play an important role in our ____________ ecosystem. The smallest frogs are about the size of a pea, while larger ones can grow as big as a human hand. Many people know that frogs help to ____________ farms by eating insects. ____________, not everyone understands their ____________ in nature. Frogs can live on ____________ and in water. Because of this, they are popular subjects in studies on climate change and the ecosystem.
课堂小结
(一)词性转换：
1、ance-结尾的名词：important→ ；appear→
2、-(t)ion结尾的名词：act → ； connect → ；
communicate → ； imagine → ；
3、-ness 结尾的名词：kind → ；good→ ；
4、-ity结尾的名词：real→ ；popular → ；
(二)默写重要词汇：
1. 幸福；快乐 __________ 2. 使失望；使破灭 __________
3. 蘑菇；伞菌 __________ 4. 吨 __________
5. 作用；职能；角色 __________ （短语）在……中发挥作用；扮演角色 __________
6. 豌豆 __________ 7. 气候 __________
Homework：
Required Homework (必做）：1.完成课后作业题；2.预习新课P39。
Optional Homework( 选做）：和同桌合作，写下你学过的以-ance, -(t)ion, -ness, 和 -ity 为后缀的名词。写越多越好。
第五课时：Section B 2a-2c（词汇课）（课本P38）课后作业
核心词汇
1. 幸福；快乐 __________ 2. 使失望；使破灭 __________
3. 蘑菇；伞菌 __________ 4. 吨 __________
5. 作用；职能；角色 __________ 6. 豌豆 __________ 7. 气候 __________
8. 扮演重要角色 9.在我的家乡
10. 帮助某人做某事 11.住在
像...一样大 13.因为
二、本课核心句子翻译：
当我最喜欢的花凋谢时，我感到很失望。
雨后，一些蘑菇出现在花园里。
在我的家乡，人们经常用竹篮储存食物。
我无法想象没有宠物的生活。它们对我意义重大。
青蛙对生态系统扮演了一个重要角色。
三、单词拼写练习：
1. /'h pin s/ is important in our life.（幸福在我们生活中很重要 ） 。
2. Don’t / d s p nt/ your parents’ expectations.（别辜负你父母的期望 ）
3. It’s said that eating more vegetables like p______ （豌豆） is good for our health.
4. A large m______ （蘑菇）can be as big as a plate sometimes.
5. The c______ （气候）in the south is usually warmer than that in the north in winter.
答案
一、根据音标写单词 1. happiness 2. disappoint
二、根据首字母写单词 1. pea 2. mushroom 3. climate
四、完成句子
1. Frogs can __________ (在……中发挥作用) the ecosystem by eating insects.
2. After the rain stopped, mushrooms __________ (出现) in the wet grass quickly.
3. People in my hometown use bamboo baskets __________ (储存) fresh fruits and vegetables.
4. 翻译为特殊疑问句：你能想象没有蜜蜂的生活是什么样的吗？
（提示：用 “imagine” ，特殊疑问词选 “what” ，可参考 “I can’t imagine my life without my pets.” 结构拓展 ）
5. 翻译为一般疑问句：幸福是最重要的东西吗？ （提示：核心词是happiness，一般疑问句借助be动词） ？
### 答案
1. play a role (in) 2. appeared 3. to store
4. Can you imagine what life would be like without bees
5. Is happiness the most important thing
五、完形填空
A Visit to the Farm
Last weekend, Tom and his family went to a farm. It was a beautiful day with a clear sky.
When they arrived, a farmer 1.______ them warmly. The farm was big, with many animals. Tom saw some cows eating grass, and chickens 2.______ around the yard. There was also a little dog that looked 3.______. It ran after Tom, making him laugh.
Tom's favorite part was the garden. There were all kinds of vegetables: carrots, tomatoes, and 4.______. The farmer said they grew these without using harmful things. Tom 5.______ how fresh they would taste.
In the afternoon, the farmer let Tom milk a cow. At first, Tom was nervous, but with the farmer's help, he did it 6.______. He felt very proud.
Before leaving, Tom bought some fresh eggs. The farmer told him that the chickens on the farm were happy, so their eggs were 7.______.
On the way home, Tom thought about the day. He learned a lot about farm life and felt great 8.______. He hoped to visit the farm again soon.
Tom's mom asked him, "Did you have a good time " Tom smiled and said, "Yes, it was 9.______ than staying at home." His dad added, "Farms are important. They 10.______ a role in providing us with food."
1. greeted B. left C. followed D. stopped
2. A. flying B. running C. swimming D. climbing
3. A. sad B. angry C. happy D. scared
4. A. apples B. peas C. oranges D. bananas
5. A. wondered B. promised C. refused D. forgot
6. A. badly B. slowly C. successfully D. suddenly
7. A. bad B. delicious C. cheap D. expensive
8. A. sadness B. happiness C. illness D. kindness
9. A. worse B. easier C. harder D. better
10. A. play B. make C. do D. get
答案与解析
A 解析：农民应该是 “热情地迎接” 他们，“greeted” 符合语境。
B 解析：鸡在院子里应该是 “跑”，“running” 符合鸡的活动状态。
C 解析：小狗追着汤姆跑，让他笑，说明小狗看起来 “开心”，“happy” 符合情境。
B 解析：选项中只有 “peas（豌豆）” 是蔬菜，其他都是水果，符合花园里蔬菜的语境。
A 解析：汤姆应该是 “想知道” 这些蔬菜尝起来有多新鲜，“wondered” 符合题意。
C 解析：在农民的帮助下，他应该是 “成功地” 挤了牛奶，“successfully” 体现了结果。
B 解析：开心的鸡下的蛋应该是 “美味的”，“delicious” 符合逻辑。
B 解析：汤姆度过了愉快的一天，应该感受到巨大的 “幸福”，“happiness” 是合适的选择。
D 解析：汤姆觉得去农场比待在家里 “更好”，“better” 符合他的感受。
A 解析：“play a role in” 是固定短语，意为 “在…… 中发挥作用”，符合句子表达农场的重要性。
七、课堂评价：
课堂学习监测自评表
项目 优 良 中 差
上课知识回顾情况
课堂纪律表现
参与学习活动表现
参与小组讨论表现
本课知识掌握情况
课后作业完成情况

展开更多......

收起↑