Unit5ThepowerofnatureLanguagepoints1课件（人教版选修6）.ppt

volcano n.;2. erupt 1)（火山）爆发，喷发 维苏威火山已经多年没有爆发了。 Mount Vesuvius hasn’t erupted for a good many years.;3. have you ever considered how weak humans are campared wih a volcano, hurricane or earthquake ? 你是否想过， 和火山，飓风或地震 相比人类是何等脆弱。; consider 思考, 主要用于： consider +名词/-ing形式:  He is considering studying  abroad.他正在考虑出国留学。;Consider + wh-: We considered how we should help them. 我们仔细考虑应该如何帮助他们。 Consider + 副词： Consider carefully before you decide. 要慎重考虑后再作决定。;Consider sb/sth (as/to be) sth 认为 e.g. This award is considered ( to be ) a great honour. 这项奖被视为极大的荣誉 These workers are considered ( as )a high-risk group. 这些工人被视为高风险人群;4. Do you enjoy taking risks ? risk n. 风险，危险： he was taking a risk by overtaking on a bend. 他在转弯处超车是在冒险。 The house is a fire risk. 这房子有起火的危险; bored boring;bore sb. to death 使某人厌烦得要命; 6. evaluate 评估，评价;7.warn sb. (of /against sth.) sb. to do sb. that ;8. burn to the ground 完全(楼房等)烧毁 他无处栖身因为他的房子被烧掉了. He has no place to live in because his house has been burnt to the ground. ;burn off： 烧掉 他在事故中严重受伤,头发也被烧掉了. He was badly injured in the accident, and all his hair was burnt off. burn out: (由于过热而)烧坏 引擎被烧坏了. The engine had burnt out.;burn up 烧毁烧尽；烧得更亮/旺 火箭重入地球大气层时烧毁. The rocket burnt up when it reentered the earth’s atmosphere. 他往火上加木材想让它烧得更旺. He put more wood on the fire to make it burn up.;It was an absolute fantastic sight. 9. absolute adj. 完全的，真实的 It’s an absolute fact. absolutely adv.　完全地，无条件地,完全对 absolutely right 十分对，对极了，当然 （口语，作为对一问题的回答或评语） －你让你的孩子晚上单独行走吗？ －当然不是。 -Do you let your kids walk alone at night? -Absolutely not.;10. We slowly made our way to the edge of the crater. 我们慢慢向走 火山口的边缘。 make one’s way （向某地）走 （去）： ;She hesitated, but made her way forward. 她犹豫了一下，但向前走去。 She hastily left the room, and made her way to her bed. 她迅速离开房间， 朝她床边走去。 ;;make way (for) 让路，让位： All the traffic has to make way for a fire engine. 所有的车辆都得给救火车