人教版高中英语选修8 Unit 5“Meeting your ancestors”（Language points1）课件.pptVIP

* 中小学课件 课堂讲练互动 1. alternative n． something that you can choose to do or use instead of something else 替换物 There are some alternatives to our plan. 有几种方案可以代替我们的计划。 2. We have been excavating layers of ash almost six metres thick, which suggests that they might have kept the fire burning all winter. 我们一直在挖掘一层层的积灰, 几乎有六米厚, 这说明他们可能整个冬季都在烧火。 3. I’m sorry to interrupt you but how could they live here? 很抱歉打扰你, 我想问问他们是怎么在这里生活的？ 句型“I’m sorry...but...”是口语中委婉的表达, “but”表示语义上的转折。 2) 打岔; 插嘴 　It is rude to interrupt. “Don’t interrupt,” he said. interrupt 1)阻断, 中断 His studies were interrupted by the war． Don’t interrupt him, for he hasn’t finished yet. interrupt v. 打扰，打断，阻碍。常有 “使……停止(中断)”的意思。　His speech was constantly interrupted by applause. 　disturb v. 打扰, 妨碍。常指失去了正常的状态或导致困难产生。　Bad dreams disturbed her sleep. 区别: interrupt 和disturb 4. So we think it is reasonable to assume they lived in these caves, regardless of the cold． 因此我们有理由认为他们不顾寒冷住在这些洞穴里。 regardless of the cold 不顾寒冷 assume vt. 1) to think that something is true although you have no proof of it 假定： 设想 The scientists assume that there are no animals on the moon． 科学家设想月球上没有动物。 2) to pretend 装作 She assumed a look of surprise． 她装出一副吃惊的样子。 regardless of prep. 1) without being affected by different situations, problems, etc. 不管; 不顾 He climbed the building, regardless of the danger． 不管有多危险, 他还是爬上了大厦。 2) in spite of We will persevere regardless of past failures. 尽管以前我们失败过, 但仍要坚持下去。 cut something into small pieces 切碎 5. It seems that they might have used sharpened stone tools to cut up the animals and remove their skin. sharpened:使锋利;尖锐;清晰 cut up: cut something into small pieces 切碎 The worker cut up the wood. 工人将木头劈碎。