内容正文:
Starting out & Understanding ideas
第三课时 Grammar
◇目标导航◇
类别
课时要点
重点单词
pollute v.污染
electronic adj.电子的;电子器件的
truck n.货车,卡车
重点句型
1.The factory’s pollution is causing harm to the environment.该工厂的污染正在对环境造成危害。
重点句型
2.The burning of oil for energy is one of the main causes of greenhouse gases.燃烧石油获取能源是温室气体的主要来源之一。
教学重点
1.让学生掌握构词法(合成、派生、转化)。
2.学生能运用构词法完成句子和短文填空。
教学难点
学生能在语境中正确使用构词法,准确转换单词形式。
◇教学过程◇
Step 1 Leading in
1.Greet the class and review the reading passage.
2.Write some words on the blackboard:pollute—pollution,safe—unsafe,and lead students to find word formation rules.
Step 2 Work on Activity 5
1.Ask students to read the sentences from the passage and summarise the grammar rules.
2.Guide students to find more examples of each type in the reading passage.
Step 3 Work on Activity 6
1.Let students complete the sentences with the rules of word formation.
2.Check the answers and explain the rules of noun,adjective and verb transformation.
Step 4 Work on Activity 7
1.Ask students to complete the passage with the correct form of the words in the box.They need to join two words in the box together to form a new word.
2.Check the answers and help students understand the context.
Step 5 Work on Activity 8
1.Ask students to work in pairs.Discuss an everyday thing that is useful but causes environmental problems.
2.Invite some pairs to share their sentences.
◇教学反思◇
本课时围绕构词法展开教学,通过复习旧知导入,结合实例引导学生自主发现构词规律,符合语法教学的认知逻辑。但部分学生在语境中灵活转换词性仍有困难,后续可增加更多生活化例句,帮助学生建立词形与意义的关联。此外,小组活动时可设计“构词接力赛”等游戏,提升练习的趣味性和参与度,进一步巩固语法规则的实际应用能力。
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