1. The narrator may be right about…, but he neglects to mention the fact that…

　　2. As opposed to widely held beliefs , I believe that…

　　3. Although many people believe that…, I doubt whether the argument holds up to much analysis .

　　4. The advantages of B outweigh any benefit we could gain from A.

　　5. Although it is commonly held that…, it is unlikely that…

　　6. There is an element of truth in this argument , but it ignores a deeper and more basic fact that…

　　7. It is true that …, but that is not to say that…

　　True it is unlikely

　　To be sure it doesn't follow

　　Admittedly that doesn't mean

　　it won't be the case

　　8. The main problem with this argument is that it is ignorant of the basic fact that…

　　9. It would be natural to think that…, but it would be absurd to claim that…

　　10. In all the discussion and debate over…, one important fact is generally overlooked : …