新概念一 Leson125-126课（共44张PPT）.ppt

He had to look after his sister yesterday. have to有人称、数、时态的变化, 而must只有一种形式。 You don’t have to tell him about it.　 你不一定要把此事告诉他。 You mustn’t tell him about it.　　　　 你一定不要把这件事告诉他。 在否定结构中:don’t have to 表示 “不必”, mustn’t 表示“禁止”。 Grammars She has to leave early. She must leave early. Does she have to leave early? Must she leave early? She doesn’t need to/ have to leave early. She needn’t leave early. 陈述句 疑问句 否定句 LOGO LOGO Lesson125 Free talk Have you ever planted a plant? video Can Peter come in and have tea? Yes, he can. Key words＆expressions water ? [w?:t?, w?-] ? v. ? 浇水 terribly [ter?bli] ? adv. 非常 dry [drai] ? ? ? ? ? adj. 干燥的，干的 nuisance [nju:s?ns] ? ? ? n. ? 讨厌的东西或人 mean [mi:n] ? v. ? 意味着，意思是 surprise ?[s?praiz] ? ? n. ? 惊奇，意外的事 immediately [imi:di?tli] adv. 立即地 water terrible 去e改y terribly dry nu san ce mean sur prise surprise im me di ate ly immediately i Key words＆expressions 1. water ⑴ vt. 供以水；给…浇水 water the flower My grandpa is watering the flowers in the garden. make one’s mouth water 令人流口水 The delicious dishes made my mouth water ⑵ n. 水；海水；雨水；海域，大片的水 Give me a glass of water. by water 用船运= by ship =by sea Postmen send the packages by water. spend money like water My sister spends her money like water. Key words＆expressions 淡水；饮用水；糖水 热水；开水；困境 水质 污水，废水 sweet water hot water water quality waste water Key words＆expressions 2. terribly ?adv. 非常； It’s terribly cold this winter. I feel terribly ill today. It is terribly hot. I miss my mother terribly. Im very / really / terribly / extremely sorry. terrible adj. 糟糕的，极坏的 –How is the weather? - It is terrible. I’ve just had a terrible thought. She is a terrible student. How are you? —Terrible Key words＆expressions 3. dry ⑴adj. 干的（wet 湿的） dry air 干燥的空气 This glass can keep the sugar dry. ⑵ v. 把...弄干 He dried his hair with a towel. dry one’s eyes/tears 擦干眼泪 Dry your hands on the towel. ⑶ vi. 变干 Cloth