【正文】
d this caused a deep change in him. asks Ss to understand these sentences better, think of the function of ving/ved in each sentence.Step 2 Learning new grammarActivity 1 1. Teacher asks students to read the sentences in Activity 1 and try to answer the three questions.Answers:1) In sentence (a), a woman is swimming at night.2) In sentence (b), people are frightened of sharks.3) In sentence (a), a woman is swimming. In other words, the woman does the action of swimming. So the author uses ing. But in sentence (b), people are frightened. As a result, passive voice is used. So the author uses ed.2. Teacher asks students to read the other sentences in step 1 and find out the usage of the bold words.3. Teacher asks students to share the functions and usage of “ing and ed as plement”Activity 2 1. Teacher asks students to read the passage and figure out the main idea.2. Teacher asks students to choose the correct form of given verbs. 3. Teacher invites students to share their answers. Answers: Attracted。s views.1. Review the usage of the present participle as adverbial or attributive。s expression, and transfer it to the munication in similar situations。3. Ask the students to use the topic vocabulary to talk about air pollution and interrupt others politely as necessary.Key points:1. Gu