一、举实例
思维短路，举实例!提出一个观点，举实例!提出一个方案，举实例!而且者也是我们揭示一个观点最好的方式，任何情况下，只要我们无法继续文章，不管三七二十一，尽管举例子!
In order to attract more customers, advertisers have adopted every
possible stimulative factor in making ads, such as sound, light,
colours, cartoon films and human performance. For instance, to
advertise a certain food, advertisers will ask an actor or actress
to sit at a table and devour the seemingly delicious food while
they fime him or her.
更多句型：
To take … as an example, One example is…, Another example is…, for
example
二、做比较
方法：写完一个要点，比较与之相似的;又写完一个要点，再比较与之相反的;
世界上没有同样的指纹，没有相同的树叶，文章亦同，只有通过比较，你才会发现二者的相同点(through
comparison)和不同点(through contrast)。下面是一些短语：
相似的比较：
in comparison, likewise, similarly, in the same manner
相反的比较：
on the other hand, conversely, whereas, while, instead,
nevertheless, in contrast, on the contrary, compared with …, …