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o B,but A suffers from the disadvantages that…… is reasonable to maintain that ……but it would be foolish to claim that…… all the disadvantages,it has its pensating anything else,it has its and B has several points in bears some resemblances to ,the same is not applicable to and B differ in several ,it has both negative and positive used to think ……,but things are different same is true of as A is,it has its is true that A ……,but the chief faults(obvious defects)are ……三)批駁1)It is true that ……,but one vital point is being left )There is a grain of truth in these statements,but they ignore a more important )Some people say ……,but it does not hold )Many of us have been under the illusion that……R5)A close examination would reveal how ridiculous the statement )It makes no sense to argue for ……7)Too much stress placed on …… may lead to ……8)Such a statement mainly rests on the assumption that ……9)Contrary to what is widely accepted,I maintain that ……四)后果 may give rise to a host of immediate result it produces is …… will exercise a profound influence upon…… consequence can be so great that……五)舉例1)A good case in point is ……2)As an illustration,we may take ……3)Such examples might be given )……is often cited as an )證明1)No one can deny the fact that ……2)The idea is hardly supported by )Unfortunately,none of the available data shows ……4)Recent studies indicate that ……5)There is sufficient evidence to show that ……6)According to statistics proved by ……,it can be seen that ……七)開(kāi)篇1)Many nations have been faced with the problem of ……2)Recently the problem has been brought into )Recently the phenomenon has bee a heated )Recently the issue has aroused great concern among ……5)Nowadays there is a growing concern over ……6)Never in our history has the idea that …… been so )Faced with ……,quite a few people argue that ……8)According to a recent survey,……9)With the rapid development of ……,……八)結(jié)尾1)From what has been discussed above,we can draw the conclusion that ……2)It is high time that strict measures were taken to stop ……3)It is necessary that steps should be taken to ……4)In conclusion,it is imperative that ……5)There is no easy method,but ……might be of some )To solve the abovementioned problem,we must ……7)In summary,if we continue to ignore the abovementioned issue,more problems will crop )With the efforts of all parts concerned,the problem will be solved )We might do more than identify the cause ;it is important to take actions to ……10)Taking all these into accoun