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。... ... ...关键词：Let's celebrate! PPT课件免费下载，.PPT格式； 本作品中主体文字及图片可替换修改，文字修改可直接点击文本框进行编辑，图片更改可选中图片后单击鼠标右键选择更换图片，也可根据自身需求增加和删除作品中的内容，源文件无水印。如认为该内容涉嫌侵权，可通过邮件提出书面通知，我们将及时处理。