Unit4 Breaking Boundaries Grammar 课件-2023-2024学年高中英语外研版（2019）选择性必修第二册

Unit 4 Breaking Boundaries Grammar It as an empty subject 1 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 Watch and Think What we have learnt about it before 1. I bought a new house and it needed to be painted and decorated. (it----a new house) 2. What’s that? It is a new device. (it----that) 3. Someone must have been here. But we have no idea who itwas. it----a certain person 4. The new couple got a baby and it was very lovely. (it---a baby) 5. He smoked in bed and I don’t like it. (it------He smkoed in bed) 6. By that time, the panda no longer needed ____(it) mother for food. 7. The cat can wash _____(it) BBy that time, the panda no longer needed ____(it) mother for food. y that time, the panda no longer needed ____(it) mother for food. By that time, the panda no longer needed ____(it) mother for food. 6. The cat can wash ______. By that time, the panda no longer needed ____(it) mother for food. 6. The cat can wash ______. What’s thisa new machine. its itself it 作为人称代词，可以指前面提到的事物，或特定的人或不知性别的婴儿。也可以指前面提到的片语或整个句子，此时，相当于that。物主代词和反身代词为itself 2 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 8. It is a lovely day, isn’t? 9. It was nearly midnight when she came back. 10. It is March 8, Women’s Day. 11. It is some 2,300 kilometers from Beijing to Guangzhou. 12. It is 39 degree! You may have got a fever. 13. It is 15 dollors. 14. It lies at the foot of the mountain. s 39 degree! You got a high fever! it 作为无人称代词，可以是时间、地点、距离、天气、气温等自然现象。 温馨提示：当我们在表示今天、明天、昨天干什么或是什么，用it作主语，今天、明天、昨天作状语，如：今天是星期五：It is Fraday today. 一般不能翻译成：Today is Friday 3 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 Watch and Think What we will learn about it from the following 1. But it is vital not to take any chances. 2. when I saw the tragic scenes on the news, I felt it was my duty as a doctor to go there and offer my help. 3. It took them a year t