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解决方案1:
冀教版8年级英语下册第21课知识点总结
一、重点句式
In ancient times, there were no books and people passed on their knowledge by telling stories.They wrote each word by hand.It took a long time to write just one book.With modern technology, it was possible to print books quickly.Keep on reading, an e-reader or a real book.Which invention do you think is more important -- the printing press or the Internet?二、知识点详解
pass 动词
含义:传递;经过;通过(考试)
短语:pass on “传递”
例句:In ancient times, people passed on their knowledge by telling stories.(在古代,人们通过讲故事来传递知识。)
by hand
含义:用手;手工
相关短语:hand in hand “手拉手”;out of the hand “无法控制”
例句:They wrote each word by hand.(他们用手写每一个字。)
take 动词
含义(在此句中):花费
过去式:took
句型:It takes sb some time to do sth. “花费某人多长时间做某事”
拓展:其他表示“花费”的动词及用法
spend:人+spend time/money in doing sth. 或 人+spend time/money on sth.
cost:物+cost sb some money
pay:人+pay some money for sth.
例句:It took a long time to write just one book.(写一本书就花费了很长时间。)
possible 形容词
含义:可能的
反义词:impossible 形容词--不可能的
例句:With modern technology, it was possible to print books quickly.(有了现代技术,快速印刷书籍成为可能。)
keep on doing sth
含义:继续做某事
例句:Keep on reading, an e-reader or a real book.(无论是电子书还是纸质书,继续阅读吧。)
invent, invention, inventor
invent 动词:发明
invention 名词:发明(物)
inventor 名词:发明家
例句及拓展:
Which invention do you think is more important -- the printing press or the Internet?(你认为哪项发明更重要——印刷机还是互联网?)
拓展:了解历史上重要的发明及其发明家,如爱迪生(电灯)、贝尔(电话)等。
三、总结
本课主要围绕“书籍与电脑”这一主题,通过讲述古代与现代信息传递方式的差异,以及不同发明对人类社会的影响,引导学生思考科技进步的重要性。重点词汇和句型包括pass on、by hand、take(花费)、possible/impossible、keep on doing sth以及invent、invention、inventor等。通过学习本课,学生不仅能够掌握这些重点知识点,还能培养对科技进步的敏感度和思考能力。