“很简单”英文怎么写？

很简单的英文：

as easy as pie; 

a piece of cake;

very simple

双语例句：

你能很简单地改变一幅画中事物的相对比例。  

You can vary the relative proportions of things in a picture very simply.     

明年夏天的考试在执行和评分上都将很简单。  

Next summer's exams would be straightforward to administer and mark.     

事情很简单，那就是对大多数人来说，网上冲浪费用太高。  

The simple fact is that, for most people, surfing is too expensive.     

答案很简单。  

The answer is simple     

故事很简单，甚至有些幼稚。  

The story is simple, even puerile.