（主题词） and（主题词）are nothing strange for us, because increasingly more argumentations about them can be found in TV programs, newspapers, university classes and many aspects of our everyday life. Before rendering my opinion, I think it is necessary to take a glance at the arguments on both sides.
It is undeniable that BBB has its own merits.The most extreme manifestation of this idea is the fact that例子. Even so, we have no complete evidence to suggest that BBB is always better than AAA. There are numerous reasons for my preference for AAA, and I shall here explore only a few of the most important ones. What is also worth noticing fact is that原因一. The above is only part of the important aspects, and another one with equal significance with respect to choosing between the two lies in the development of the proposition that原因二.
All in all, taking into account all these merits that AAA boasts of, we may safely arrive at the conclusion that the advantages of AAA outweigh any benefit we can get from BBB and choosing AAA is a rather wise decision.