more and more用法是什么

　　more and more后面跟名词、多音节以及某些双音节形容词或副词的原级，表示“越来越多”时后接名词，表示“越来越，日益”时接多音节以及某些双音节形容词或副词的原级，这些形容词或副词变比较级时需要用more。

　　后接名词时表示“越来越多的”，名词可以是可数名词也可以是不可数名词

　　例句：Mary has more and more friends in Beijing.玛丽在北京有越来越多的朋友。

　　There are more and more storybooks in the library.图书馆里的故事书越来越多了。

　　More and more people are using mobile phones. 越来越多人在使用手机。

　　More and more people entered the bus and the bus was crowded.越来越多的人上了公共汽车，汽车非常拥挤。

　　You will have more and more money. 你会有越来越多的钱。

　　后接多音节或双音节的形容词或副词的时表示“越来越，日益”

　　例句：The little girl is becoming more and more beautiful.这个小姑娘变得越来越美丽了。

　　He is studying more and more carefully.他学习越来越仔细了。

　　Maths is becoming more and more important.We must work hard at it.数学变得越来越重要了，我们必须努力学好它。

　　It is becoming more and more difficult for him to earn respect by his credibility.他越来越难以靠他的信誉赢得尊重了。

　　You'll see this more and more clearly as you read through the text and as we talk about it.你通过阅读文本、参与讨论就会越来越清楚地看到这一点。

　　Learning becomes more and more difficult as we get older.随着年龄增长，学习变得越来越难。

　　多音节以及某些双音节形容词或副词变为比较级或最高级时，则通常在其前加more

　　例句：Zhang Ling's clothes are more expensive than Lili's.张玲的衣服比丽丽的衣服贵。

　　Health is more important to everyone than money.对于每个人来说健康比金钱更重要。

　　Which is more useful,listening or speaking?听和说哪个更有用?