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1、Lesson125SUSAN: Cant you come in and have tea now, Peter?PETER: Not yet. I must water the garden first.SUSAN: Do you have to water it now?PETER: Im afraid I must. Look at it! Its terribly dry.SUSAN: What a nuisance!PETER: Last summer it was very dry, too. Dont you remember? I had to water it every d
2、ay.SUSAN: Well, Ill have tea by myself.SUSAN: That was quick! Have you finished already?PETER: Yes. Look out of the window.SUSAN: Its raining! That means you dont need to water the garden.PERTR: That was a pleasant surprise. It means I can have tea,instead.苏珊：彼得，你现在能进来喝茶吗?彼得：还不能。我得先给花园浇水。苏珊：你一定得现在浇吗
3、?彼得：恐怕我得现在浇。你看看，干得厉害。苏珊：真讨厌!彼得：去年夏天也是干得很。你记得了吗?我不得不每天浇水。苏珊：好吧，我一个喝茶了。苏珊：好快啊!你已经浇完了?彼得：是的。你看看窗外。苏珊：下雨了，这就是就是说，你不必给花园浇水了。彼得：这是意想不能的好事。这意味着我反倒可以喝茶了。【知识点讲解】(一)单词扩展1. water v. 浇水 I went out to water my roses.我出去给我的玫瑰浇水。v. 流口水 The delicious dishes you cooked made my mouth water.你做的美味的菜让我流口水了。2. nuisance n
4、. 讨厌的东西或人【口语】What a nuisance! 真讨厌!Commit no nuisance 此处不准大 小便/不得在此倒垃圾!3. terribly adv.非常，很 I feel terribly ill today. 今天我感觉很不舒服。terrible adj. 可怕的，糟糕的4. mean (meant meant) v. 意味着，意思是 What do you mean? 你的意思是?I mean we need to water the garden. 我想说是我们得给花园浇水了。mean adj. 吝啬的，小气的 His uncle is a mean guy. 他
5、的叔叔是个小气鬼。5. dry adj. 干的，干燥的 a dry well 一口枯井 hair dryer/hair drier 吹风筒/干发器wet adj.湿的，湿润的dry v.擦干 dry ones eyes/tears 擦干眼泪6. surprise n.惊奇、意外的事 What a surprise! 真意外!surprise v. 使.惊奇 Your sudden coming surprised all of us. 你的突然到来让我们所有人都吃了一惊。(二)语法讲解【情态动词must, have to, need】1.must 必须(主观上觉得必须)I must study
6、 hard.(我得好好学习。这种感觉是自发的)have to 不得不，一定 (客观上觉得必须)I have to study hard. (我不得不好好学习。也许是父母 要求的)need to 需要. (客观上有这种需求)2.在问句中的使用-Must I arrive on time? -Yes, you must./No,you neednt.-Do I have to arrive on time? -Yes, you have to./No, you dont have to.由must引导的疑问句，肯定回答时，用must，否定句则用neednt。句子中有have to的提问，肯定回答，用have to,否定回答用否定词+have to.
