初中Grammar第4课时教案

Unit 8 Natural disasters

Grammar

一、教学目标

1. 掌握本课重点词汇和短语：break, break down

2. 掌握本课重点句型：

I was sleeping when the earthquake started.

People were running in all directions while pieces of glass and bricks were falling down.

As I was trying to find my way out, I suddenly heard some noise above me.

3. 掌握过去进行时态的结构和用法，及when, while, as作为时间状语在过去进行时中的用法。
4. 使用过去进行时态和when, while, as介绍过去某个时刻正在进行的动作。

二、教学重点及难点

重点：

1. 指导学生明确过去进行时态的结构和用法，以及when, while, as作为时间状语在过去进行时中的用法。

2. 指导学生使用过去进行时态和when, while, as介绍过去某个时刻正在进行的动作。

难点：

能区分when, while和as在过去进行时态中的用法。

三、教学过程

Task 1

Step 1 Warming-up

1. Look at the pictures of the Taiwan Earthquake and talk about what happened.

2. Discuss the question: What were people doing when the earthquake happened?

【设计意图】有目的、有意义地导入，既复习了阅读部分学习的内容，同时也引导学生思考过去进行时态。

Step 2 Presentation

1. Look at the pictures and complete the sentences.

2. Read the sentences aloud and then learn the structure and the usage of the past continuous tense.

【设计意图】采用归纳教学法，让学生自己发现语法规则符合现有的心智结构，更便于记忆与运用。

Step 3 Practice

1. Circle the verbs in the past continuous tense.

2. Look at the pictures and make sentences.

2. Complete the conversation with the correct forms of the verbs in brackets.

【设计意图】在单句层面和对话层面操练语言，帮助学生内化语言，同时巩固对过去进行时的使用。

Task 2

Step 1 Presentation

Look at the pictures and learn the usage of “when”, “while, “as” and the differences among “when”, “while” and “as”.

【设计意图】在语境中，学习感知和体验when/while/as的用法，明确语法知识的语用功能。

Step 2 Practice

1. Fill in the blanks with “when”, “while” or “as”.

2. Complete the sentences with the correct forms of the verbs in brackets. Use when, while or as to connect the sentences.

【设计意图】在语境中内化when，while和as的用法，引导学生学会将语法知识和意义表达结合。

3. Complete the letter with the given words and use when/while/as to connect the sentences.

【设计意图】在文段语境中，引导学生使用过去进行时完成信件内容，既复习语法知识，又为学生的课后写作提供范本。

Step 3 Production

Do a survey to use past continuous tense to get their own information.

【设计意图】创造活动，鼓励学生参与，强化学生对语法点的综合运用，帮助学生达到学

以致用的效果，同时提高学生的实际语用能力。

Step 4 Summary
Summarize the past continuous tense.

【设计意图】通过总结提炼，帮助学生形成对过去进行时态的结构化知识。

Step 5 Homework

1. Writing a letter to their mum or dad to show their love and thanks (with the past continuous tense).

2. Summarize the past continuous tense and take notes.

【设计意图】写作任务既可引导学生感谢父母的付出，同时检测自己的语法学习成果，总结笔记引导学生形成总结记笔记的意识和习惯。

四、板书设计

Unit 8 Natural disasters

Grammar

I was sleeping when the earthquake started.

People were running in all directions while pieces of glass and bricks were falling down.

As I was trying to find my way out, I suddenly heard some noise above me.