新概念英语第二册课件Lesson17（共41页）

这是一份新概念英语第二册课件Lesson17（共41页），共41页。

During my studies in GuangWai, I fund a nte n my desk, “Miss./Mrs.,we welcme yu t ur English classes, but this is nt a sleeping area. If yu pay mre attentin t ur wall signs, yu will enjy yur stay here. This is nly a reminder.”If yu receive a request frm yur teacher like this, yu can nt fail t bey it.
Have yu realized that yu are becming lder and lder? Are yu afraid f that? D yu want t keep/be always yung?
When yu are trying t keep yung, that means yu are becming lder and lder.If yu are nt afraid f becming lder and lder , it shws yu d think yu are yung enugh.
Is it pssible fr us t keep/be always yung?Nthing is impssible!
Emphases and difficulties
must & have (gt) twrds ften cnfusedasdress, suit, cstumegrw, grw up
Listen , answer and read
1. Listen t the tape and answer this questin n page 76: Read after the tape. Pay attentin t the prnunciatin and intnatin.
must be 表猜测at least 至少 at mst 至多eg. Yu can at least have a try.in spite f 虽然，尽管…仍，状语 可用despite代替。eg. I went ut in spite f the rain.He failed in spite f all his effrt.
e.g. He appeared n the stage. He appears quite yung.反义词：disappear/disappearance 消失，绝迹，不存在appear n the stage as a yung girl = play the rle f
appear vi. 出现，显得 ，呈现(present) appearance
dress n. 女服, 童装, 服装, 衣服 v. (给...)穿衣
in+ 颜色/衣服 in + 颜色+衣服 穿着 dress sb. (in+颜色/衣服) 给某人穿… wear sth. / have sth. n 表穿着的状态 put n 表穿的动作She was in a bright red dress.She dressed herself in a bright red dress.She was dressed in bright red by her mther.She dressed her sn as a little girl.
bright adj. 明/鲜亮的，辉煌的 bright yellw : 明黄色 bright future stcking n. （女式）长袜sck 短袜 a girl f seventeen f 引入名词的后置修饰成分，例： a cat f bright clur
wear sth. 佩带，穿… wear a cat/a watch wear a ring/sunglasses wear glves…
If anyne ever ask fr hw ld she is, she always aswers, “Darling, it must be terrible t be grwn up!”
Mst wmen tell lies abut their age because they want t keep them as secrets. If necessary, they will be trying t keep themselves as yung as they culd in many ways.Mst wmen, n many ccasins, including(包括) sme men are als trying t keep yung. Hwever, being always yung is impssible fr us. If yu can maintain(保持) an active attitude（态度） t yur surrundings, nthing is impssible—yu will feel always yung!
adj.+n.ed/adj.+ding/n.+dne
warm-hearted bad-tempered range-clred gd－lking easy－ging hand－made sun－burnt
adv.+dne well-dne 做得不错 well-designed 设计得不错 well-educated 有教养的 well-planned 精心设计的 newly-built/bught/written/published well-dressed
ask sb. Sth.（间接宾语）= ask sb. +句子
宾语从句是复合句的一种从句可以由复合连词/从属连词引导 ask sb.+复合连词/从属连词+句子复合连词/从属连词可由 THAT或其他特殊疑问词充当+（陈述句语序）注意时态的变化
直接引语变为间接引语(宾语从句)特点:
1. 形式上:引号2. 引述动词: say/ tell+sb.3. 间接引语时态的变化：( 取决于引述动词的时态) say/tell+连词+直接引语(时态不变) said/tld+连词+直接引语(过去的某一种时态) 4. 连词: 直接引语是陈述句变为间接引语时由that做连词(可以省略) …………….一般疑问句……………由if /whether做连词 …………….特殊疑问句…………….由特殊疑问词做连词5.直接引语变为间接引语的句子语序: 主语+引述动词+连词+陈述句的语序.6. 人称的变化: 根据句子的逻辑(翻译)
New wrds and expressins:
“Hw ld are yu?”, smene asks her.去引号：Smene asks her hw ld are yu.变语序：Smene asks her hw ld yu are. 变人称：Smene asks her hw ld she is.If smene asks her hw ld she is, 条件状语从句中包含宾语从句she always answers:…
It 做形式主语,动词不定式做真正的主语。
It must be terrible t be grwn up.T be grwn up must be terrible. grwn up 是grw up的过去分词，这里活用为形容词，放在动词不定式的后边， 要加上一个助动词 be
It is necessary fr sb. t d. It做形式主语，动词不定式做真正的主语 对…来说，做某事是必须的。
It is necessary fr me t have sme help.It will be necessary fr yu t wrk hard. It was necessary fr him t g ut last night. Is it necessary fr yu t make s much nise?
Yu must see a dctr.Yu will have t see a dctr.
Difficulties
grw vi.生/成长，渐渐变得，增长，增高 vt.种植，栽培，培育e.g. Farmers grw rice. e.g. Mney desn't grw n trees. Absense makes the heart grw fnder. grw up 长大；长成；成年
Key structures 情态动词must
must 主观 必须 have t 客观 have gt t 客观 现在must d 表推测 过去must have dne
eg. 你必须少抽些烟。 Yu must cut dwn n smking. I’m afraid I must g nw.eg. Must yu leave nw? Yes, I must./ N, I needn’t.
Key structures
must与have t一般可互换，但表示“必须” 时， must着重说明主观看法， have t比较强调客观需要。eg. I must tidy up the rm. 我必须打扫一下房间。（主观想法） I have t tidy up the rm. 我不得不打扫一下房间。（客观需要）
have t有人称、数、时态的变化，而must没有eg. I had t g t see the dentist. She had t g shpping yesterday.在否定结构中： dn‘t have t　 表示“不必” 　　　　　　mustn’t　　　　表示“禁止”eg. Yu dn‘t have t tell him abut it.　 你不一定要把此事告诉他。 Yu mustn‘t tell him abut it.　　　　 你一定不要把这件事告诉他。
must be可用来表示对现在情况的推测，（只有在肯定句中能这样用，这种揣测比may be表示的要肯定得多）：eg. He must be wrking in his ffice. She must be ver frty.试比较：eg. He must be staying there.　 他现在肯定呆在那里。 He must stay there. 他必须呆在那。
must 表示对已发生的事情的推测时，要接完成式。eg. I didn‘t hear the phne. I must have been asleep.　 我刚才没有听到电话，我想必是睡着了。
as adv. 同样地，一样地 prep. 作为，当作 cnj. 与...一样，在...之时，因为，如同 eg. Yu are as sweet as sugar. 你甜如蜜。（cnj. 与…一样） The situatin is nt s bad as yu think. 情况不像你想的那么糟。(cnj. 与…一样) I slipped n the ice as I ran hme. 我跑回家时在冰上滑了一跤。（cnj. 在…之时）
eg. I cannt cme as I am busy. 由于忙我不能来。（cnj. 由于，因为） The sun is ht, as everyne knws. 太阳是热的，这一点众所周知。 （cnj. 与…一样，如同…）eg. He wrks as an engineer. 他担任工程师的工作。（prep. 以…身份，作为…）
suit 套装，一套衣服。尤指由一件上衣和裤子或裙子组成的一套为了某项特定活动而穿的衣服。eg. a diving suit 水衣 a running suit 跑步衣dress 多指上下连身的女装，连衣裙，晚装cstume 服饰，服装，包括衣服，装饰和发饰。尤指用于某时期、某团体、某活动的节日服装、戏装。eg. skiing cstume 滑雪服
Key structures : have 的用法
1. 完成时(助动词)： have / had dne 2. 必须（情态动词）：have (gt) t = must 3. 对过去的推测（助动词）：must have dne 4. 拥有：have (gt) wn/pssess 5. 得病：I have (gt) a headache. 6. 固定词组： have a bath / have a rest have a biscuit / dinner have a gd time / have a hliday 7. have sth. dne（使动词） He had this desk repaired yesterday. I want t have my hair cut.
Key t exercise
P78 C1 Yu must/will have t see a dctr.2 Must yu/D yu have t make s much nise?3 She said we must/had t/wuld have t stay here.4 I must/have t have sme help.5 I’ve had t g ut last night.
translate the sentences in black
If there is a mistake in yur hmewrk, yur teacher will sn find it.Yu will be very unlucky if yur teacher lets it g withut any attentin.Yu will be very lucky if yur teacher refuses t let it g withut any attentin.Hwever, this des nt always happen.Teachers are always careful.