《Let’s celebrate!》SectionB PPT课件

《Let's celebrate!》SectionB PPT课件-第一PPT
《Let’s celebrate!》SectionB PPT课件
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外研版高中英语必修二《Let’s celebrate!》SectionB PPT课件,共40页。

语言知识讲练

高 频 词 语

1. indicate v. 表明,显示;象征,暗示

【典例促记】

⊙What do the words in bold indicate: an order, a request, ability or possibility? (P17)

粗体的单词表明什么:命令、请求、能力还是可能性?

⊙The falling leaves indicate that the fall is coming.

飘落的叶子暗示秋天来了。

⊙All the indications are that we are going to receive reasonable support from abroad.

所有迹象都表明,我们将从国外获得有力支持。

⊙There are clear indications that the weather is changing.

有好些迹象显示天气要变了。

2. request n. 请求,要求

【典例促记】

⊙Mr and Mrs Harry Blunkett request the pleasure of your company at the wedding of their daughter …

哈里•布伦基特夫妇非常荣幸地邀请您来参加他们女儿的婚礼……

⊙Being public figures, leaders are requested to appear strong and capable.

作为公共人物,领导者要表现得坚强且有能力。

⊙In Japan, the “OK” sign is a request for small change.

在日本,手势OK表示要零钱。

⊙Tom requested that I (should) help him.

汤姆请求我帮助他。

3. wave v. 挥手,招手

【典例促记】

⊙Oh, they’re waving at us!(P17)

哦,他们在向我们招手!

⊙She was in such a hurry that she didn’t even wave goodbye to us.

她走得很急,甚至都没来得及和我们挥手道别。

⊙Huge waves were breaking on the shore.

巨浪拍打着海岸。

⊙A wave of happiness flooded me.

我心中涌起一股幸福的暖流。

语法讲练

【语法讲练】

1. may/might have done表示对过去行为的推测,意为“也许/或许已经做过某事”,might的可能性更小。

【典例呈现】

◎John isn’t at home. I think he may/might have gone to school.

约翰不在家,我想他可能去上学了吧。

◎You might have read about it in the newspaper.

你可能已经在报纸上看到这个消息了。

2. must have done表示对过去行为的肯定推测,意为“一定做过某事”,只用于肯定句中。

【典例呈现】

◎He reasoned that since she had not answered his letter she must have left here.

他推断,由于她没有给他回信,她一定是已经离开这里了。

3. could have done是虚拟语气,表示对过去事情的假设,意为“本来能够做某事而没有做”。

【典例呈现】

◎You could have done better,but you were too careless.

你本来可以做得更好,但你太粗心了。

… … …

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