新概念英语第二册

1、Lesson 17 Always young, appear vi. 出现，显露（反义词是disappear） The ship appeared on the horizon(地平线). appear as 扮演角色 He appeared as a prince., vi. 似乎，看起来好象（与seem同义），显得(系动词，后面直接加形容词) He appears nervous. 他显得很紧张(看起来) Now it appears you are wrong. He appears to be young, bright adj. 鲜艳的 The sun was very bright

2、 . The boy is very bright . He has a bright future. bright red 鲜红色； bright yellow 明黄色； bright blue 宝蓝色, stage n. 舞台 on the stage：在舞台上 in the stage：在某一阶段,时期 in the early stage in our history 。 在我们的历史早期。,stocking n. （女用）长筒袜 sock n. 短袜,【Special difficulties】 情态助动词 must,情态动词must和have to都有“必须”的含义，它们的用法如下

3、： （一）、 must “必须”、“应该” 1.must 表示“必须”、“应该”。 We must protect our environment.(我们必须保护环境。） Everyone must obey the rule.（人人必须遵守制度。）,2. must的否定形式must not表示“不应该”、“禁止”、“不准”。语气比较强烈。You mustnt speak like that.(你不应该像那样讲话。） You mustnt be late for school.（你不应该上学迟到。） 3.在回答must的问句时，肯定形式用must来回答，但否定形式用neednt 或dont h

4、ave to来回答。而不用mustnt来回答。例如： Must I be home before 8 oclock? Yes, you must. No, you neednt./No, you dont have to.,（二）、have to 表示“必须”、“不得不”，例如： He has to stay in bed for 3 or 4 days. We will have to get up early tomorrow. 补充：have got to是 have to的口语形式。 Ive got to leave for Nanjing.,*Must与 have to的区别： mu

5、st表示的是说话人的主观看法，而have to则表示的是客观需要。Must一般只有现在时，而have to有更多的形式。 I must go now.(主观看法) My mother is ill, so I have to go now.(客观需要),1.-Must I do it now? -No, you _. A. neednt B. dont have to C. mustnt D. A or B 2.Its nearly seven oclock. Jack _be here at any time. A. must B. need C should D can. 3.When c

6、an I come for these photos? I need them tomorrow afternoon. -They _be ready by 12:00. A. can B. should C. might D. need,【课文讲解】,My aunt Jennifer is an actress. She must be at least thirty-five years old. In spite of this, she often appears on the stage as a young girl.,Jennifer will have to take part

7、 in a new play soon. This time, she will be a girl of seventeen. In the play, she must appear in a bright red dress and long black stockings.,Last year in another play, she had to wear short socks and a bright, orange-coloured dress. If anyone ever asks her how old she is, she always answers, Darlin

8、g, it must be terrible to be grown up!,Can you answer these questions?,What does Aunt Jennifer do and how old is she? My aunt Jennifer is an actress and She must be at least thirty-five years old. 2) What part does Jennifer often act on the stage? She often appears on the stage as a young girl. 3) W

9、hat does she think of being grown up? It must be terrible to be grown up,1、My aunt Jennifer is an actress. 以-ess结尾的是女性；以-or、-er结尾的是男性 actor 男演员 ； actress 女演员 : waiter 男服务员 ； waitress 女服务员 prince 王子 ； princess 公主 lion 公狮子 ； lioness 母狮子 God 上帝 ； Goddess 女神 (God 上帝,注意 “G” 大写),2、She must be at least thi

10、rty-five years old. 年龄的两种表示方法： 数字+years old，作表语 thirty-five years old 三十五岁 数字+-year-old，作定语 my four-year-old daughter,must + 动词原形 不得不, 必须；(对现在的)推测 at least 至少, 最少 Hes been away for at least a week. at most 最多 There were at most 350 people in the hall . She must be at most fifteen years old. 她最多十五岁 S

11、he must be at least fifteen years old. 她至少十五岁,Must+原形 (1)have to“不得不，必须” I must go to school =I have to go to school . have to可以有任意时态 She will have to. She doesnt have to She had to. She has to. She has/I have had to. (2)（对现在的）推测 对现在的推测：must do 对过去的推测：must have done She must be in the classroom now

12、. She must have done her homework , because I saw him singing in the room .,3、In spite of this, she often appears on the stage as a young girl. in spite of 不管，尽管 (“of” 为介词, 后面一定会加名词、代词或从句) =despite in spite of this 尽管如此 In spite of this, I still like school.,as的用法 作为介词，可以表示“作为”、“以身份”等 In this film,

13、he appeared as a policeman. 作为连词，可以表示“因为”、“正当时候” You must take care of the bady tomorrow as I am going to London.（因为，由于） As we were talking about him, he knocked at the door.（正当时候） Do as you are told. 叫你怎么做就怎么做(按你被告知的那样去做)（以方式）,4、Jennifer will have to take part in a new play soon. join 参加了某一种团体,成为其中

14、一员 join the army 参军 join the party 入党 join in :参加入一种娱乐活动或者游戏 join in the game take part in :参加某一种活动 take part in the race 参加比赛 take part in a play take part in the sports meeting . attend：出席 attend the meeting . attend the party 出席宴会,5、In the play, she must appear in a bright red dress and long blac

15、k stockings. in (+颜色、衣服) 穿着样的衣服，用介词短语取代动词 The boy is in green. She is in jeans . wear wear a beard 留胡子 n穿戴的衣服 mens wear underwear 内衣,6、If anyone ever asks her how old she is, she always answers, Darling, it must be terrible to be grown up! ever = at any time 任何时候(时间副词) it must be 一定(表示推测) grown-up adj. 成年人 What are you want to be when you are grown up . be grown-up 作为一个成年人,grow and grow up grow vi. 生长，成长，发育 Trees of the kind dont grow