常用短语用法复习知识点take over/take pains/take part in take over控制，管理，接手，接办 例句The firm has been taken over by an American conglomerate. 该公司已被美国一企业集团接管。 Peter will take over as managing director when Bill retires. 比尔退休时将由彼得接任总经理一职。 Would you like me to take over the driving for a while? 你愿意让我接替你开一会儿车吗？ 新概念英语第二册摘要写作答案 新概念英语软件下载 新概念英语第四册 take pains 费苦心；尽力 例句The successful ones are those who are willing to take pains. 成功的人都是那些肯努力的人。 If you want to succeed in the work, you must take pains about it. 如果你要在这项工作中取得成功，就得苦干。 They take pains over writing and send them here for us to read. 他们辛辛苦苦地写了，送来了，其目的是要我们看的。 take part in 参加 例句How many countries will be taking part in the World Cup? 有多少国家要参加世界杯赛？ John takes part in many school activities. 约翰参加很多学校里的活动。 We all had to take part in the training run,with nobody excepted. 我们大家都得参加跑步训练，无人例外。 Various Apps to Learn Apps are typical digital learning tools, which can give you diverse and personalized content to meet your needs. Want to find an app that can help you learn? Here are some great ideas for you. Khan Academy allows you to learn almost anything for free. It covers subjects such as math, physics, biology, and even computer science. The real magic of this app is that you can learn at your own pace. You can review subjects that you are not good at, or start learning a subject you like. The app is in English. If you want to see its translation you can visithttp://open. 163.com/khan. BrainPOP mixes learning and technology in a fun and simple way. It's free and teaches you something new every day. From the solar system to DNA, each topic starts with an interesting cartoon movie. After you’ve watched it, you can take a test to see how much you’ve learned. Udemy is a “learn on demand" website and app. It is for career-oriented individuals to start their course pricing at $10.99. This app allows you the flexibility to take your time on a course you purchase over the course of several months, without worrying about recurring (重复的) payments before you finish. This flexible learning app allows you to take things slow, fast, or anywhere in-between with complete control on your end. Duolingo is the premier leader in language education for learning apps. You can learn to speak 29 different languages, all at the touch of a button. You'll be invited to not only read new words, but to speak them. You’ll learn grammar and conversational strategies. This app helps you learn to communicate with a new portion of its inhabitants! 21. According to the passage, what apps allow you to learn at your speed? A. Khan Academy and Udemy B. Udemy and Duolingo. C. Khan Academy and BrainPOP. D. BrainPOP and Duolingo. 22. What can Duolingo offer its users? A. Subjects reviewing. B. Speaking practice. C. Technical support. D. Career training. 23. What is the purpose of the passage? A. To compare the difference of different learning methods. B. To introduce the development of learning technology. C. To help find the suitable learning apps. D. To provide various learning activities.