高中英语 it的用法unit3 a healthy life课件 新人教版选修6 课件VIP免费

1. The boy became fatter and fatter each day and ＿ made his parents sad. A. whichB. what C. he D. it 1.D1.D 。。 itit 指代上文提到的事。指代上文提到的事。2. Someone is ringing the doorbell. Go and see ＿＿A.who is he B.who he is C.who is it D.who it is2.D2.D 。。 itit 作人称代词作人称代词 ,, 用来指代身份和性用来指代身份和性别等不明确的人。别等不明确的人。Life is like a fire; it begins in smoke, and ends in ashes.1. 用作人称代词 2. 用作非人称代词 Read and analyze the sentences.It is Friday today.It was very cold last Monday. It is about 8:30 now.It is about 25km from Longxian to Bazi.It lies in the south of Shaoguan city.It is 40°C ! You got a high fever!Conclusion: it 可以用作非人称代词 , 表示 _____,_____, ______, ______, ______, ______ 等。dateweathertimedistanceplacetemperature 日期天气时间距离地点温度她回来时已接近午夜。It was nearly midnight when she came back. 这里很吵。It is noisy here.今天很冷。It is very cold today.3. It 做形式主语真正的主语可以是后面的：To do V-ing 主语从句 It is important to know your limitations. 知道自己的局限性是很重要的。 It is a good idea to have a little notebook handy. 手边有个小笔记本是个好主意。 It is against the law to do that. 这样做是违法的。 It gives me great pleasure to see the movie. 观看电影让我很高兴。It is no good/no use/great fun/worthwhile/a new experience doing sth. It is fun working for him. 为他工作很有意思。Do you think it is worthwhile quarrelling with him ？ 你认为和他吵值得吗？Talk about the following pictures, using It is no use/good doing sth 做……没有用 / 不好It is fun doing sth 做……很有趣还想跑？甭想！想追我 ?没门！It is a wonder that he is still alive. 他居然还活着 , 真是个奇迹。 It happened that the harvest was bad that year. 碰巧 , 那年的收成不好。It is sai...