Unit 3 Celebrations Period 2 Spring Festival (Ⅱ) 课件 -2023-2024学年高一英语北师大版（2019）必修第一册

Unit 3 Lesson 1 Spring Festival Grammar 新 课 导 入 Look and say Don’t put off till tomorrow what should be done today. Experience must be bought. A hero is known in the time of misfortune. Try to translate the following well-known sayings into Chinese. And, do you remember what the red font is? 今日事，今日毕。 吃一堑，长一智。 时势造英雄。 Passive voice 课 堂 学 习 Look at the following examples. Find out the structure of passive voice, and underline more examples in the texts. Focus on Language: The Passive 1. The house was cleaned from top to bottom. 2. It is believed that when Fu is put upside down, happiness arrives. 3. Train tickets or flights have to be booked as early as possible. 4. The spirit of the festival—the spirit of family—has largely been kept. Spring Festival is highly valued by every Chinese family. Fireworks were being let off across the city. I am surrounded by Shanxi accents. Great fun is also enjoyed in the kitchen as jiaozi are being made. ... More examples in the texts Grammar 被动语态 被动语态的基本用法：不知道或没有必要指明动作的执行者是谁时用被动语态；需要强调或突出动作的承受者或事件本身时也常用被动语态(by短语有时可以省略)。 被动语态与时态结合，形成各种时态下的被动语态。 时态 现在时 过去时 将来时 过去将来时 一般式 am/is/are done was/were done will/shall be done would/should be done 进行式 am/is/are being done was/were being done     完成式 have/has been done had been done will/shall have been done would/ should have been done 1.使用被动语态时应注意的几个问题 (1)主动变为被动时双宾语的变化。 My friend gave me an interesting book on my birthday. 我的朋友在我生日那天给了我一本有趣的书。 →An interesting book was given to me (by my friend) on my birthday.→I was given an interesting book (by my friend) on my birthday. (2)主动变为被动时,宾语成主语;(作补语的)不定式前需加to(位置不变)。 The boss made him work all day long.老板让他整天工作。 →He was made to work all day long (by the boss).老板让他整天工作。 (3)短语动词变被动语态时,勿要掉“尾巴”。 The children were taken good care of (by her).孩子们被她照顾得很好。 Your pronunciation and spelling should be paid attention to. 你的发音和拼写应该注意。 (4)情态动词,be going to,be to,be sure to,have to等结构变为被动语态时,只需将它们后面的动词原形变为“be+过去分词”。 We can repair this watch in two days.我们可