1. The arguer may be right about…， but he seems to neglect（fail） to mention （take into account） the fact that…

　　2. Although many people believe that… ， I doubt （wonder） whether the argument bears much analysis （close examination）

　　3. It would be possible （natural/reasonable） to think （believe/take the view） that…， but it would be absurd （wrong） to claim （argue） that…

　　4. A close （careful） inspection （examination/scrutiny） of this argument would reveal how flimsy （groundless/fallacious） it is.

　　5. However just （logical/sound/valid） this argument maybe， it only skims the surface of the problem.

　　结尾

　　1. From what has been discussed above （Taking into account all these factors/ Judging from all evidence offered）， we may draw （reach/come to /arrive at） the conclusion that…

　　2. It is high time that we place （lay/put） great （special/consideration） emphasis on the improvement （development/increase/promotion） of…

　　3. There is no easy （immediate/effective） solution （approach/answer/remedy） to the problem of…，but …might be useful （helpful/beneficial）

　　4. Following these methods （suggestions） may not guarantee the success in （solution to）…， but the payoff will be worth the effort.

　　5. For these reasons， I strongly recommend that…