[重点词汇]1.have a point有道理2.be used for用来做3.be used as被用作4.make a list列表,列清单5.in our daily lives在我们的日常生活中6.be used widely被广泛使用7.by mistake错误地8.by accident偶然,意外地9.over the open fire在篝火上10.take place发生11.without doubt毫无疑问12.divide...into把……分成13.look up to钦佩,仰慕14.dream of/about梦见,梦到15.stop...from doing sth阻止……做某事16.the number of...……的数量17.at a low price以一个很低的价格18.all of sudden突然