人们往往看到B的明显优点而忽视了它的缺点，同时A的内在优势没有被重视。
第一段：To choose A or to choose B is something of a dilemma to the public because they sometimes are confused by the seemingly good qualities of B while neglect the genuinely good aspects of A.
第二段：[For B, people are often driven to believe that / It is quite easy for common people to CHOOSE B because of the obvious reason that] ____________. (As a proverb says, "Everything has two sides".) Although B does have its seemingly profound advantages, in the meantime [there lie [harmful characteristics/ intrinsic drawbacks] in it such as ____________ / it can be achieved only conditionally because____________] . Some [people/experts] [maintain/warn] that____________. However, it is often overlooked [by the public/most people]. (Therefore we have no complete evidence to suggest that B is always better than A.)
第三段： Unfortunately, the innate quality of A is often underestimated.
或：What is more, if you notice the invisible benefits of CHOOSING A, you can understand A more deeply. Here I would explain a few of the most important reasons for choosing A. 第一点原因。第二点原因。第三点原因。(列举原因的句式见最后的"通用句型")
第四段：Therefore from what we have discussed, we may safely come to the conclusion that CHOOSING AAA is a rather wise decision.
