外研版（2019）高中英语选择性必修第二册 Unit1 词汇精讲课堂（二）.pptxVIP

;;wage;wage词源解读;wage, pay, salary;approve;approve词源解读;【词汇拓展】;approve, agree, accept;commitment;commitment词源解读;? [C] 承诺；许诺；保证 a promise or agreement to do sth： She has made a commitment to going bottle-free. 2008 湖北 ? [C] 承诺的事 / 责任： I’m overworked at the moment — I’ve taken on too many commitments. ;commit R2 v ? vt 犯（错误、罪行等）to do sth wrong or illegal： commit murder / a crime / a mistake Smoking is committing suicide slowly ? vi vt（使）承担义务；（使）作出保证 to make a definite agreement or promise to do sth： The world has already committed to establishing a Climate Adaptation Fund. 2008 上海改 ? vt 投入 to spend money or time on sth / sb： commit sth to (doing) sth: commit an hour to reading the newspapers every morning ? committed adj 尽心尽力的；坚定的： He loved playing this instrument, and was committed to practicing it. 2017 江苏;different;感受“不同”;vary R2 v ? vi（大小、形状等）相异；不同 (differ)： vary considerably / greatly / widely vary from person to person 2019 全国 Just like spoken language, body language varies from culture to culture. ? vi 变化；vt 改变： The weather here varies from hour to hour. My doctor said I should vary my diet more. ? varied adj 各种各样的；形形色色的;variety n ? [U] 多样性；变化： Chinese food is famous for its wide variety. 2009 重庆 ? [C]（动植物、语言等的）种类；品种： different varieties of English a variety of 种种；各种各样的： The club offers a wide variety of games to the local teenagers various adj 不同的；各种各样的 (diverse / different)： various kinds of theme parks She decided to move to the countryside for various reasons. ? variously adv 各种各样地;在平时学习中，我们可以进行两种形式的词义转换练习。 写作方向：用高级词替换一些常用的低级词，为书面表达增色。 阅读方向：用常见的容易理解的词去替换阅读中的高级词，帮助更好的理解。;词义转换训练（阅读方向） 由不常用到常用，侧重理解。 1. For many Americans, the automobile is a necessity. _________ 2. He traded his pen for a knife with me. _________ 3. What some people regard as a drawback / downside is seen as a plus by many others. _____________ 4. Taking physical exercise can erase your stress. _________ 5. No one equals him in strength. ___________;swallow;swallow词源解读;swallow语义网络图