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 film him or her
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；
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 …, …
三、换言之
I am enthusiastic about you. That is to say, I love you.
I am wild about you. In other words, I have fallen in love with you.
After her death, I felt as if something were missing in my life. I was sad over her passing away, but I knew she would not have had any regrets at having given her life for the benefit of others.
2. 重复主题句
3. 用反问结尾
How far can we go if the current situation is not to be changed?
4. 指明方向，激励读者
As we have said above, sports can be of great value. They not only make people live happily but also help people to learn virtues and do their work better. A sound mind is in a sound body. Let’s go in for sports
