仅有一个原因可以解释为什么威尔玛和弗雷德·福林斯能够生活在一起，尽管威尔玛生性有些暴躁，弗雷德也有些粗鲁滑稽。
There is only one reason that a couple like Wilma and Fred Flintstone could stay together, despite her somewhat shrewish nature and his boorish antics.
其中一个主要原因是生活方式的改变。
另一个原因是它帮助学生了解他们所生活的社会的文化和背景。
Another reason is that it helps pupils to understand the culture and background of the society they live in.
应用推荐