优秀备选课件M6U1P3Grammarandusage幻灯片.pptVIP

Overview: infinitive, verb-ing and verb-ed fitness strengthen *yoga *muscle participate deep-breathing n. 健壮，健康；适合 vt. vi. 增强；巩固 n. 瑜伽术 n. 肌肉 vi. 参加，参与 adj. 深呼吸的 Words Review positive drive away *negative guarantee foolishness adj. 积极的；正面的；肯定的 赶走；驱赶 adj. 负面的，消极的；否定的；坏的，有害的 vt. n. 保证；担保 n. 愚蠢 Words Review To learn more about how to use non-finite verbs in a sentence To learn the difference between the infinitive and the verb-ing used as the subject of a sentence To learn the difference in using the to infinitive, the verb-ing or the verb-ed when these non-finite verbs are used as the attributive or the object complement in a sentence To practise using non-finite verbs correctly Pay attention to the circled words. V-ed作定语 to infinitive作宾语补足语 to infinitive作主语 How to use them? What are their functions? Observe the sentences we have learned. 1. It’s hard to imagine how this peaceful volcano destroyed the whole city! (U3, B3) 2. To find a best friend is difficult. (U1, B5) 3. Going to a British high school for one year was a very enjoyable and exciting experience for me. (U1, B1) 4. Swimming is good for your health. (U1, B5) 5. I think the scientific advances mentioned in your article are interesting. (U3, B5) Observe the sentences from this unit. 1. Laughing helps your body stay healthy and can even help you fight pain. 2. The man performing on the stage is a famous comedian. 3. You can expect to hear a lot more from Billy Crystal — he has no plans to stop making films. 4. We invite you to watch our performance tomorrow evening. 5. They could only see him standing there moving his lips. 6. After getting off the stage, the actor felt a great weight lifted from him. 1. It’s hard _________ how this peaceful volcano destroyed the whole city! 2. ______ a best friend is difficult. 3. ______ to a British high school for one year was a very enjoyable and exciting experience for me. 4. _________ is goo