新概念英语一讲义教师版L125~126教师版.doc

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1、Lesson 125 126 Tea for two 词汇详解(1) water v. 浇水猜猜看：waterfall 瀑布 e.g. Can you water my garden while Im away? 你能在我离开的时候替我的花园浇水吗？(2) terribly adv. 非常 e.g. The man felt/was terribly sorry for his lateness/being late. 那个人对于迟到感到非常抱歉。(3) dry adj. 干燥的，干的e.g. The weather was hot and dry. 天气又干又热。常用搭配：dry seaso

2、n 旱季(4) nuisance n. 讨厌的东西或人e.g. What a nuisance!（课文原句）常见结构还有： What a pity/shame! 真可惜/真遗憾!(5) mean v. 意味着，意思是 (mean - meant - meant)e.g. The red light means stop. 红灯意味着停止。(6) surprise n. 惊奇，意外的事e.g. Ive got a surprise for you. 我有个惊喜要送给你。(7) immediately adv. 立即地e.g. The telephone rang, and he answered

3、 it immediately. 电话铃响了，他立刻去接了。同义扩展：immediately = right now = at once 课文解析之经典例句(1) I must water the garden first.l 情态动词must表示“必须”，“一定要”，可用于肯定句和疑问句； 用于否定句时，mustnt的意思是“一定不要”，“不许”，而不是“不必”。 e.g. You must finish it today. 你一定要在今天完成它。 Must you go so soon? 你一定要这么早就走吗？ Tip: 以must开头的一般疑问句，如作否定回答，可用neednt，不用mu

4、stnt。 e.g. Must I come over tonight? No, you neednt. ? 试一试：请将下列句子变为否定句和一般疑问句，并作否定回答 Lily must go home before nine oclock. 否定句：Lily mustnt go home before nine oclock. 一般疑问句：Must Lily go home before nine oclock?否定回答：No, she neednt.(2) Look out of the window. l look out of 往外看 V.S. look out 当心 重点语法(1)

5、have to的使用l 课文原句重现：Do you have to water it now?I had to water it every day.l 语法：have to表示“不得不”，与must相似，但两者有如下区别：musthave to强调主观需要或有义务，译为“必须做某事”强调由于客观原因，译为“不得不做某事”没有人称、数和时态的变化第三人称单数形式为has to，过去时为had to疑问形式和否定形式都用must本身进行变化，否定形式为mustnt疑问和否定形式要借助助动词do， does或did来完成，如dont have to? 试一试： Neil has a big sur

6、prise for Yoyo. Hes going to invite Yoyo to see a movie tonight.We must finish our homework before 7 oclock, because the movie starts at 7:30.But I cant go tonight, Neil. I have to look after my mom. She is ill.What a pity! But next time when you are free, you must tell me.Ok, I will. But I have to

7、wait until my mom gets better.(2) need的使用l 课文原句重现：That means you dont need to water the garden. l 结构：此句中的need为实义动词，其否定形式要借助助动词do来完成，即dont need tol 语法：need的用法1. need用作情态动词时，表示“需要”，后面直接跟动词原形，且无人称、数的变化，常用于疑问句和否定句中。e.g. Need I finish my homework now? 我需要现在完成作业吗？ 2. need作实义动词时，常用于以下几种情况： A) need sth. I d

8、ont need your advice. 我不需要你的建议。 B) need (sb.) to do sth. a. There is something wrong with my bicycle. You need to repair it now. 我的自行车坏了，你现在需要把它修好。 b. I need you to help me solve this problem. 我需要你帮我解决这个问题。? 试一试：请根据括号内提示将下列句子翻译成英文1. 我们需要买辆新轿车。（此处need为实义动词） We need to buy a new car. 2. 你们不必买这么多东西。（此处need为情态动词） You neednt buy so many things.