人教a版必修5_21數(shù)列的概念與簡單表示法(二)-在線瀏覽
2025-01-21 01:23本頁面
【正文】 he potato chips were invented by mistake. 2. They were invented in 1863. 3. The customer thought the potatoes weren’t thin enough. T F T 4. The customer said they weren’t salty enough. 5. Gee wanted to make the customer happy. 6. The customer was happy in the end. TFF _____________that potato chips were invented by mistake? Chips ______ _________by a chef called Gee Crum. They were invented in______. Gee Crum cooked them for a long time until they ___________And he sprinkled lots of salt on them so they were__________. The history of chips Did you know were invented 1853 were crispy really salty Make up a short dialogue about the history of potato chips with your partner. 和你的同伴一起編排一段有關(guān)薯片歷史的對話 Go through the long passage and try to find the main ideas about the passage, Then write a passage about it for short. 快速閱讀該長篇文章，設(shè)法找出文章中的大意，并進(jìn)行縮寫。 1. Wood can be used for______ paper. A. making B. to make C. made D. make 2． Do you think the light bulbs were invented _____? –No, I don’t thing so. A. by mistakes B. by mistake C. for mistake D. with mistakes A B 1. 電拖鞋是什么時候發(fā)明的？ When _____ the electric ________ invented? 2. 它們是由誰發(fā)明的？ ______ were they invented ______? 3. 媽媽加了鹽，但它仍然不夠咸。 ? （ 1） 計算機(jī)是何時發(fā)明的？ ? （ 2）誰發(fā)明了計算機(jī)？ ? （ 3）計算器是用來做什么？ ? （ 4）你認(rèn)為什么是最有用的發(fā)明？
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