Unit 1 Discover useful structures(表语从句) 课件- 高中英语人教版（2019）选择性必修第二册.ppt

Unit 1 Science and Scientists,Cholera-choleric(adj.) =bad-tempered cholera epidemic 霍乱蔓延Severe=serious=fearful=strict e.g. a business with severe cash flow problems.一个有严重现金流转问题的企业 The UN wants to send food aid to 10 countries in Africa severely affected by the drought. a campaign to try to change the law to punish dangerous drivers more severely This illness causes severe diarrhoea, dehydration, and even death.3. frustrated-frustrate(v.)-frustration(n.)-frustrating(adj.)-frustratedly(adv.),Words explanation,1. This illness causes severe diarrhoea, dehydration, and even death.,这种疾病会导致严重腹泻、脱水甚至死亡。,severe adj., His injuries are severe.,他的伤很重。,该党在上次选举中遭到惨败。,extremely bad or serious极为恶劣的；十分严重的, The party suffered severe losses during the last election.,2. Snow subscribed to the second theory.,斯诺赞同第二种看法。,subscribe to,