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现在进行时态的肯定句与否定句的构成:
肯定句: 主语+ am/ is /are + v.-ing ...
否定句: 主语+ am/ is / are not + v.-ing ...
现在分词的构成:
总结规律并完成相关练习
现在进行时态的一般疑问句构成及回答:
I am eating. → Am I eating?
Yes, I am. / No, I am not. (或 No, I’m not.)
You/ We/ They are eating.→ Are you/ we/ they eating?
Yes, we/you/ they are.
No, we/ you/ they are not (或 用缩写aren’t)
He/ She/ It is eating. → Is he/ she/ it eating?
Yes, he/she/it is. No, he/she/it is not. (或用缩写isn’t)
规律:将be 动词移到主语前面。
注意:肯定回答时主语be动词不能缩写,否定回答时be动词和not可以用完全形式也可以用缩写。
完成相关练习
【合作展示】 A guessing game.
【知识拓展】
1. 现在进行时可以表示说话时正在进行或发生的动作,也可表示当前一段时间内的活动或现阶段正在进行的动作。
2. 如果句子中带有鲜明的时间状语, 如: now, 或带有Look, Listen 等暗示词, 或有表示现在的上下文语境时,我们常用现在进行时。
3. 注意事项Step1: Revision
Have students introduce partners’ clothes.
Step2: Lead in
Present some new words and phrases on the screen.
Present the present continuous tense by pictures.
Step3: Learning
Learn the structure of the sentences.
Learn the change rules of present participle.
Step4: Practice
Do some exercises.