请将下面一段的语法错误找出来

There is a saying:"Humanbeings are animals with delicate feelings ." No matter what kind of language it is used in advertisements,we can be sure that excellent dvertisements are those highly appealing to people which can last forever.In turn it requires our translators to be smartly flexible or "sensational" .This emotional factor in a good advertisement is able to cause an increase in the product quality,and to arouse the desire of purchase.And finally it reaches the result of "both fish and bear's paw." Because an advertisement is an information carrier and is closely related to people's lives.
The translation should be colorful,fresh,lively and rich in flavor of life.With the development of the time,the advertisements in English will be added new contents to its characteristics and become more sophisticated.Mastering the advertisement characteristics on translation is not only conducive to learning English,but also helpful to understand the culture and value of English-speaking countries; more importantly,it is an effective advocacy for our products to enter the international market.