内容正文:
B3U2 Discovering Useful Structures
语法讲解
Learning Objectives
1. Analyze the features and functions of -ing forms as object complements and adverbials.
2. Learn to describe someone’s behaviors, causes, purposes, results, and accompanying conditions using -ing forms.
3. Improve writing by using -ing forms as adverbials instead of full clauses.
Key Points
Applying -ing forms in writing to describe actions and their contexts.
Challenges
Encouraging students to use -ing forms creatively in their writing may require additional guidance.
Preparation
1. PPT slides with examples, explanations, and practice exercises.
2. Handouts with sentences and passages for practice.
3. Homework assignment instructions and guidelines.
Lesson Stage
Teacher Activities
Student Activities
Design Purpose
1. Warm-up (5 minutes)
Show examples of sentences with -ing forms (e.g., "She was seen running in the park.") and ask:
1. What is the function of the -ing form in these sentences?
2. Can you think of other examples?
Discuss in pairs and share their answers with the class.
Engage students' interest and activate prior knowledge about -ing forms.
2. Review (5 minutes)
Review the functions of -ing forms as object complements and adverbials using examples from the text.
- Object complement: "I saw him playing football."
- Adverbial: "Thinking of her family, she decided to stay."
Identify the function of -ing forms in given sentences and provide their own examples.
Reinforce students' understanding of -ing forms and their functions.
3. Practice (15 minutes)
Activity 1: Guide students to complete sentences with the correct -ing forms (e.g., "I was left ________ (want) more.").
Activity 2: Have students fill in the blanks in a passage using -ing forms (e.g., "________ (encourage) people to join in.").
Complete the sentences and passage individually, then discuss answers in pairs.
Help students practice using -ing forms in different contexts.
4. Application (10 minutes)
Activity 3: Ask students to rewrite sentences using -ing forms (e.g., "After he heard the news, he decided to become a doctor." → "Hearing the news, he decided to become a doctor.").
Rewrite sentences using -ing forms and share their answers with the class.
Encourage students to apply -ing forms in their writing to improve sentence variety and fluency.
5. Summary and Homework (5 minutes)
Summarize the lesson, emphasizing:
- The functions of -ing forms as object complements and adverbials.
- How to use -ing forms to describe actions, causes, and results.
Assign homework:
- Write a short paragraph describing a personal experience using at least three -ing forms.
Take notes on the summary and prepare to complete the homework.
Reinforce what was learned in class and encourage further practice through writing.
Reflection
Strengths:
The lesson effectively engages students in practicing and applying -ing forms in different contexts. The combination of individual practice and group discussion helps students understand and use -ing forms correctly.
Challenges:
Some students may need additional support to understand the nuances of -ing forms as object complements and adverbials.
Improvements:
Incorporate more real-life examples and interactive activities to help students connect with the material on a deeper level.
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