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1、Unit 7 It’s the polite thing to dopolite礼貌impolite不礼貌Jiamin:Hey, Ben! What will you do if you see an old lady standing on the bus?Jiamin:Hey, Ben! What will you do if you see an old lady standing on the bus?Jiamin:Hey, Ben! What will you do if you see an o
2、ld lady standing on the bus?Jiamin: Hey, Ben! What will you do if youseean old ladystandingon the bus?【知识点】see sb doing sth看到某人正在做某事；see sb do sth看到某人做某事（强调全部过程，或者经常发生）see an old ladyon the bus看见一位老太太在公交上站着I see youthe dishes.我看见你正在洗碗。I see youthe bridge.
3、我看见他过了桥（的全过程）拓展：感官动词see, watch, have, notice, observe, feel, hear等用法上用法相同.Ben: That’s easy. If she does not have a seat, I willgiveher my seat.Why?【知识点】 give sth to sb = give sb sth给某人某物my seatan old lady把我的座位让给老太太He gavea handsome present.他送给她一份精美的礼物。Heh
4、is booksthe school.他把他的藏书捐赠给了学校。Why?什么事？为什么这样问？例子：-Are you busy right now?-I’m doing my homework, why?Whatwill you doifyou see an old lady standing on the bus?Ifshe does not have a seat, Iwillgive her my seat.if表示如果，主句将来时，从句现在时。练习：1. If I put on this sweat
5、er, my classmate ________(laugh) me.2. If he _____________(come) today, he will bring us candies.3.如果你今天吃冰淇凌，明天就不能吃了。_______________________________________________Well, today on the bus, I stood up to give my seat to an old lady.on the bus在巴士上Before I co
6、uldsay anything toher, a young manquicklysat down.say anything tosb对sb说任何话say something tosb对sb说话quickly，副词，修饰动词sitsit down坐下来How impolite!感叹句一般是用来表示说话时的喜悦、惊讶等情感.英语感叹句常用"what"和"how"引导,"what"和"how"与所修饰的词置于句首,其它部分用陈述句语序由"how"引导的感叹句："how"意为"多么",用作状语,修饰形容词或副词（
7、被强调部分）.如果修饰形容词,则句中的谓语动词用系动词；如果how修饰副词,则句中的谓语动词用行为动词,这类句子的结构形式是：How+adj.（adv.）+主语+谓语+(itis).如：①Howcolditistoday!今天多么冷呀! ②Hownicethepicturesare!多么漂亮的图画呀! ③Howhappytheylook!他们显得多么高兴呀! ④Howwellshesings!她唱得多好呀! ⑤Howhardtheyareworkingnow!他们干得多么起劲呀!①Howcoldit
8、istoday!今天多么冷呀!②Hownicethepicturesare!多么漂亮的图画呀!③Howhappytheylook!他们显得多么高兴呀!由"what"引导的感叹句："what"意为"多么"用作定语,修饰名词（被强调部分）,单数可数名词前要加不定冠词a/an,复数可数名词或不可数名词前不用冠词.这类句子的结构形式是：what+(a/an)+adj.+n.+主语+谓语+(itis).如： ①Whata
