新概念英语第一册_Lesson125-126课概要

Grammars
She has to leave early. She must leave early.
陈述句
Does she have to leave early? Must she leave early?
疑问句
She doesn’t need to/ have to leave early. She needn’t leave early.
Language points
6. I had to water it every day. 7. Well, I’ll have tea by myself. 8. look out of the window. 从…往外看 9.That means you don’t need to water the garden. don’t have to needn’t 表示“不必”，是 must和 have to的一般现在时否定式。 10. That was a pleasant surprise. 真是意想不到的好事。
Key words＆expressions
1. water
⑴ vt. 供以水；给…浇水 My grandpa is watering the flowers in the garden. 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.
5. Water the tree.
6. Stake the tree if necessary.
7. Keep watering your tree for the first few years.
8. Enjoy the tree. Appreciate its shade and beauty and thank yourself for adding another tree to the world.
have to 与must
Grammars
have to 与do not need to
have to（不得不）有强制性的意味 I have to go to school every week. need to(有必要）就不太强制去做什么 Tomorrow is Saturday and you don't need to get up so early.
否定句
Grammars
must 表示主观的认为有必要，有义务 have to 表示含有客观的环境方面的需要， 除了“必须”之外，还有“不得不”。 must 没有时态和人称的变化 I must ,he must have to 有时态和人称的变化 I have to, he has to eg. I must work hard. 我必须努力工作。 (我觉得有必要这么做。) I had to go home by ship last night. 我昨晚不得不乘船回家。 (有可能没有赶上其他的航班或者火车，没选择才坐船。)
Key words＆expressions
4. nuisance
n. 讨厌的东西或人 What a nuisance! 真讨厌！ You are a real nuisance to me.
你真是太讨厌了！ make a nuisance of oneself = make oneself a nuisance 惹人讨厌 Don‘t make yourself a nuisance to others.
Must I take care of my grandma? Yes, you ____. No, you ______. (must; needn't) Does she have to come home before 7 o’clock? Yes, she _____. No, she__________. (has to; doesn't have to/needn't)
不要做一个令人讨厌的人。
Key words＆expressions
5.mean
(meant ; meant) ⑴v. 意思是 What does the word mean? The red light means “stop”. mean to do sth 打算做... I mean to go tomorrow. mean doing 意味着 The picture means stopping. ⑵adj. 吝啬的 He is mean about money. ⑶adj.卑鄙的 It is mean of sb to do sth 某人做...真卑鄙 It is mean of you to steal the poor’s money.
Language points
1. Can't you come in and have tea now, Peter? 这是否定疑问句，表示邀请。 can’t you …. 表示说话人希望听话人做某事的强烈意愿 和看法。 例 Can’t you come and help me? 你就不能来帮帮我吗？ 2. I must water the garden first. 3. Do you have to water it now? 4. It’s terribly dry. 5. Don't you remember? 这也是否定疑问句。
terrible
adj. 糟糕的，极坏的
How is the weather? It is terrible. I’ve just had a terrible thought.
Key words＆expressions
3. dry
⑴adj. 干的（wet 湿的） This glass can keep the sugar dry. ⑵ v. 把...弄干 He dried his hair with a towel. dry one’s eyes 擦干眼泪 ⑶ vi. 变干 Clothes don’t dry easily in winter.
Key words＆expressions
water ['wɔ:tə, 'wɔ-] terribly ['terəbli] dry [drai] nuisance ['nju:səns] mean [mi:n] surprise [sə'praiz] immediately [i'mi:diətli] v. adv. adj. n. v. n. adv. 浇水 非常 干燥的，干的 讨厌的东西或人 意味着，意思是 惊奇，意外的事 立即地
陈述句疑问句否定句haveto与must?must表示主观的认为有必要有义务?haveto表示含有客观的环境方面的需要除了必须之外还有的环境方面的需要除了必须之外还有不得不
Lesson125
Free talk
Have you ever planted a plant? How?
1. Prepare the hole. Take a shovel and dig a suitable hole.
Key words＆expressions
waste water sweet water
water quality
hot water
水质 淡水；饮用水；糖水
热水；开水；困境
污水，废水
Key words＆expressions
2. terribly
adv. 非常；
It is terribly hot. I miss my mother terribly. I'm very / really / terribly / extremely sorry.
Grammars
Must I arrive on time? -Yes, you must. -No, you needn't.
Do I have to arrive on time? -Yes, you have to. -No, you don't have/need to.
Exercises
Key words＆expressions
6. surprise
⑴ n. 惊喜；惊讶；意外的事 Surprise！ to sb’s surprise To the surprise of me = to the surprise of sb令某人惊讶的是 To my surprise, she is the mother of two children. in surprise 吃惊地，在惊慌中 He looked at me in surprise. ⑵ v. 使...惊讶 You always surprise me.
2. Prepare the tree for planting. Use large scissors to cut through ree into the hole gently.
4. Cover the hole with soil.