北师大版高中英语模块8U22 Lesson 3.ppt

Review the words droughts 旱灾 earthquake 地震 floods 洪水, 水灾 forest fires 森林火灾 hurricanes 飓风 landslides 滑坡, 山崩 tsunamis 海啸 typhoons 台风 volcanic eruptions 火山爆发 Work in pairs. Discuss these questions. 1. What natural disaster had happened in your memory? 2. What were the results of the disaster? Complete the sentences with the correct forms of the words above. 1. The ______ forces protected the city. 2. When will you get your exam ______? 3. Don broke his arm when he ______ and fell on the ice. 4. I ______ what I said. 5. What would be the best ______ of advertising our product? armed results slipped mean means 6. Would you like honey on your _____? 7. The house ______ down the mountain side in the flood last year. 8. The match ________ in a draw. They had 2 points each. roll resulted slid 1. A number of nations have already been in armed conflict over water, and reduced rainfall in the west of the US has resulted in huge forest fires. [寓词于境] 阅读下列句子，注意arm的词性及意思。 1. I saw him walking with a girl on his arm. 2. He unbuttoned his overcoat and sat on the arm of the chair. 3. His forces are equipped mostly with American arms. 4. He said both sides are arming themselves. 5. War is certain; we should arm without delay. [自我归纳] arm作名词时，意为“手臂”，如句1；“扶手”，如句2；“_____”，均用复数形式，如句3。 arm作动词时，既可作及物动词，也可作不及物动词，意为“武装”，如句4和句5。 武器 [即学即练] 猜猜下列句子中划线部分的意思。 1. The girls ran down the road arm in arm. 2. The majority of their soldiers simply laid down their arms. 3. The people were quick to take up arms to defend their freedom. 手挽手地 放下武器，投降? 拿起武器，准备战斗 [语境展示] 阅读下列句子，注意result in的意思及用法。 1. The accident that happened in front of our school yesterday resulted in ten deaths. 2. If left untreated, the condition will eventually result in blindness. [自我归纳] result in 意为“导致，造成”，后接导致某事的_____，句子的主语是_____。 [拓展] result from 表示“由……造成，因……而产生”，后接导致某事的原因，句子的主语是结果。如： The terrible accident resulted from his careless driving. 结果 原因 [即学即练] 根据括号内的汉语提示完成下列句子。 1