课件it的用法分析.pptVIP

The use of “It” * * 1.It is never too old to learn. 2.It is easier to fall than to rise. 3.It is no use crying over spilt milk. 4.It never rains but it pours. Proverbs(谚语) with “It” 活到老,学到老。 摔倒容易爬起来难。 覆水难收。 不鸣则已, 一鸣惊人。 （一）翻译句子，并指出it在句中指代什么。 1.Who’s knocking at the door? It’s me. 2. Look at the poor little baby. It is crying again. 3. This is not my book. It is Mary’s. 4. Whose jacket is that? It is mine. (person) (person) (object) (pronoun) it用作人称代词，代表前面提到的____或______。 人 事物 Conclusion : it 可以用作非人称代词,表示_____、_____、 ______、______、______、________等。 5. It’s half past five now. 6. It’s getting colder and colder. 7. Is it very far to the post office? 8. It was very quiet at the moment. 9.It is about five below zero today. 10. It lies in the south of the city. (time) (weather) (distance) (environment) 天气 时间 距离 温度 (temperature) (place) 地点 环境 1.It was wrong for you not to help her. 2.It is no use learning these figures by heart. 3.It is quite right that you did that. 4.It is not yet known where she has gone. 5.He felt it his duty to help others. 6. I think it no use arguing with him. 7. We think it important that college students should master at least one foreign language. (代不定式短语作形式主语) (代动名词短语作形式主语) (代名词性从句作形式主语) (代名词性从句作形式主语) (代不定式短语作形式宾语) (代名词性从句作形式宾语) (代动名词作形式宾语) （二）、观察下列句子中it在句中指代什么，作什么句子成分。 用it改写下列句子。 1.To run business successfully in this area is very difficult. 2.Learning English without practice will be useless. 3.Whether he can go to a key university or not is unknown. 4.You may find to clean up the oil on the clothes difficult. 5.I read English every morning, and I make it a rule. It is very difficult to run business successfully in this area. It will be useless learning English without practice. It is unknown whether he can go to a key university or not. You may find it difficult to clean up the oil on the clothes. I make it a rule that I read English every morning. Draw a conclusion: it 可以做__________和___________； 句子真正的