Lesson4 Journey to the Antarctic 学案一、第四课中重点单词及词组词 汇相关提示1. break down 损坏，不能运转2. goal n. 目的，目标（义析）3. run out of 用完，耗尽4. carry on 继续做某事 5. nationality n. 国籍辨析 goal，purpose 与 aim 的用法 对比 run out of 与 run out 的用法 carry 的常见短语归纳和用法：nation 一词的派生词和意义二、重难点词汇讲解：1. break down 损坏，不能运转 to become disabled or useless They broke down the door and broke in. 他们将门毁坏闯了进来。The car broke down on the way home. 在回家的路上汽车抛锚了。break down 还有“身体垮掉”的含义。如If you always work like this, you’ll break down sooner or later. 2. goal n. 目的，目标（义析）one’s aim or purpose The other driver has no goal or destination or map. 辨析 goal，purpose 与 aim goal 指需要艰苦努力才能达到的长期目标；purpose 是普通用词，指人的计划、意图等；aim 指比较明确的具体的奋斗方向。如：He decided to reach his goal at all risks. 他决心不顾一切地达到自己的目标。He knew my purpose in writing this book. 他知道我写这本书的目的。Her aim is to do two years’work in one. 她的目标是一年完成两年的工作。3. run out of 用完，耗尽 to use up We have run out of milk and juice. 我们用完了牛奶和果汁。The petrol has been run out of; we have to walk home. 辨析：run out of 与 run out run out of 表示主动含义，主语一般为人；run out 意为“用完，耗尽”，表示被动含义，主语通常为时间、食物、金钱等。I have run out of ink. 我把墨水用完了。Our food has run out. 我们的食物吃完了。After a day of hard work my strength ran out completely. 用心 爱心 专心14. carry on 继续做某事 to go on ;to cause to remain or last After her husband’s death, she carried on. 丈夫死后，她继续坚持下来。Carry on with your work while I’m out. 我出去一下，你接着干吧。carry 的常见短语：carry off 抢走，窃走，带离；carry on 经营，从...
