高二英语：book8Uni5：优秀课件.ppt

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。 I went to a tea house with two friends last weekend but all they talkes about was volcanoes. I was so _______ that I fell asleep. A tourist very foolishly took a risk by walking right to the edge of an active _______ . I carefully ______________ over the fallen rocks and returned to the car. Nothing can ____________ the experience of standing close to an active volcano for the first time. Can volcanologists predict when a volcano will _______ ? The sight of hot lava entering the dea at dawn was ___________. complete the text with the words  below in their proper forms fountain burn to the ground ash lava absolute fantastic eruption unfortunately amaze * * 新课标人教版课件系列 《高中英语》 选修(模块）8-5.1 Period 3 Language Points 1. 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 + 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。 2. 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 短语联想： at risk 在危险中: You are at risk if you don’t wear a seat belt. 不系安全带真的会有危险。 at the risk of 冒……危险： At the risk of seeming rude, I must refused your request, I’m afraid. 尽管似乎无理，恐怕我还是必须拒绝你的要求。 3.Many houses have been covered with lava or burnt to the ground. 许多房屋被熔岩覆盖或烧毁。 burn to the ground 指楼等被烧毁。例如： He has no place to live in because his house has been burnt to the ground. 他无 处栖身因为他的房子被烧掉了。 短语联想： burn away 烧掉： The wood had burnt away to nothing. 木头已烧成灰烬。 burn down (建筑物) 烧毁： The cinema burnt down last year. 电影院去年被烧毁了。 The school was burnt down by vandals. 学校被人纵火烧毁了。 Burn off 烧掉： He was badly in