Unit 2 Making a difference 单词讲解课件-2022-2023学年高中英语外研版（2019）必修第三册

Unit2 Words make a contribution/contributions to 做贡献 contribute to 有助于；导致；投稿 contribute...to... 为...贡献/捐献... P31 1.contribution  [kɒntrɪ'bjuːʃ(ə)n] n.贡献；捐款 1. Professor Zhong made great contributions to the epidemic， who is a great contributor. __________v. 贡献，导致；捐赠，捐献____________n.捐款人；撰稿人；做贡献者 contribute contributor 2 [考点精练]　单句语法填空①We contributed $5,000 ______ the earthquake fund.②The girl is intelligent and often contributes ______ that newspaper.③He got promoted for his _____________ (contribute) to the company.④The famous writer is one of several authors ____________ (contribute) to the book. to to contributions contributing P31. 2. relief [rɪ'liːf] n.减轻；解除；轻松； relief---relieve v. 减轻，减除 belief---believe v. in / with relief 松了口气 to one’s relief 使人安心的是 3. shortage [ˈʃɔːtɪdʒ] n. 缺乏；缺少；不足 short adj. shorten v. 缩短,(使)变短 food / water / housing shortages 食物/水/房屋短缺 a shortage of=be short of 短缺，缺少 4. internal  [ɪn'tɜːn(ə)l]  adj. 内部的；里面的；体内的 external 外部的 5. To be a straight A student, you should take effective methods . P32. 5. effective [ɪ'fektɪv] adj. 有效的，起作用的； effect n.效果;作用- affect v. 近义词：efficient adj. 生效的，效率高的 have an effect on 对....产生作用 come into effect 生效，开始实施 take effect 见效，开始起作用 put/bring...into effect实施...使...生效 in effect实际上，事实上 be of no effect 无效的 [考点精练]　单句语法填空①The local government has taken _________ (effect) measures to resolve the problem.②It is believed that smiling has a positive effect __ a patient's recovery.③Ordinary soap，used correctly，can deal with bacteria ___________ (effective)． effective on effectively P32. 6. earn [ɜːn] vt.& vi. 赚得；获得；赢得；博得 earnings n．薪水；工资；收入 earn a / one’s living =make a living 挣钱维持生计 earn money 赚钱 earn fame/a reputation 赢得名声 earn sb.sth. 为某人赢得某物 earn one's respect＝earn the respect of sb.赢得某人的尊敬 7. donate [ˈdoʊneɪt] v. 捐赠，捐献 arthquake. ________________n．[C]捐赠物 [U]捐赠，赠送 donation ___________________n．捐赠者 donor (1) donate sth. to...向……捐赠某物 (2)make a donation/donat