1.The advantage far outweigh the disadvantages.?

?　　2.The advantages of A are much greater than those of B.?

?　　3.A may be preferable to B, but A suffers from the disadvantages that...?

?　　4.It is reasonable to maintain that ...but it would be foolish to claim that...?

?　　5.For all the disadvantages, it has its compensating advantages.?

?　　6.Like anything else, it has its faults.?

?　　7.A and B has several points in common.?

?　　8.A bears some resemblances to B. 　　9.However, the same is not applicable to B.

?　　10. A and B differ in several ways.

?　　11. Evidently, it has both negative and positive effects.?

?　　12. People used to think ..., but things are different now.?

?　　13. The same is true of B.

?　　14. Wondering as A is ,it has its drawbacks.?

?　　15. It is true that A ... , but the chief faults are ...?

?　　二)原因

?　　1.A number of factors are accountable for this situation.

?　　A number of factors might contribute to the phenomenon.?

?　　2. The answer to this problem involves many factors.?

?　　3. The phenomenon mainly stems from the fact that...

?　　4. The factors that contribute to this situation include...?

?　　5. The change in ...largely results from the fact that...?

?　　6. We may blame ...,but the real causes are...?

?　　7. Part of the explanations for it is that ...?

?　　One of the most common factors is that ...?

?　　Another contributing factor is ...?

?　　Perhaps the primary factor is that …?

?　　But the fundamental cause is that ...?

?　　三)后果?

?　　1. It may give rise to a host of problems.?

?　　2. The immediate result it produces is ...?

?　　3. It will exercise a profound influence upon...?

?　　4. Its consequence can be so great that...?

?　　四)批驳?

?　　1)It is true that ..., but one vital point is being left out.

?　　2) There is a grain of truth in these statements, but they ignore a more important fact.?

?　　3) Some people say ..., but it does not hold water.?

?　　4) Many of us have been under the illusion that...

?　　5) A close examination would reveal how ridiculous the statement is.?

?　　6) 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 ...?

　　五)举例?

?　　1) A good case in point is ...?

?　　2) As an illustration, we may take ...?

?　　3) Such examples might be given easily.?

?　　4) ...is often cited as an example.?

?　　六)证明?

?　　1) No one can deny the fact that ...?

?　　2) The idea is hardly supported by facts.?

?　　3) 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)开篇

?　　1) Many nations have been faced with the problem of ...?

?　　2) Recently the problem has been brought into focus.?

?　　3) Recently the phenomenon has become a heated topic.

?　　4) 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 popular.

　　7) Faced with ..., quite a few people argue that ...?

?　　8) According to a recent survey, ...?

?　　9) With the rapid development of ..., ...?

?　　八)结尾 　　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 help.?

?　　6) To solve the above-mentioned problem, we must ...?

?　　7) In summary, if we continue to ignore the above-mentioned issue, more problems will crop up.?

?　　8) With the efforts of all parts concerned, the problem will be solved thoroughly.?

?　　9) We might do more than identify the cause ; it is important to take actions to ...?

?　　10) Taking all these into account, we ...?

?　　11) Whether it is good or not /positive or negative, one thing is certain/clear...

　　1.The advantage far outweigh the disadvantages.?

?　　2.The advantages of A are much greater than those of B.?

?　　3.A may be preferable to B, but A suffers from the disadvantages that...?

?　　4.It is reasonable to maintain that ...but it would be foolish to claim that...?

?　　5.For all the disadvantages, it has its compensating advantages.?

?　　6.Like anything else, it has its faults.?

?　　7.A and B has several points in common.?

?　　8.A bears some resemblances to B. 　　9.However, the same is not applicable to B.

?　　10. A and B differ in several ways.

?　　11. Evidently, it has both negative and positive effects.?

?　　12. People used to think ..., but things are different now.?

?　　13. The same is true of B.

?　　14. Wondering as A is ,it has its drawbacks.?

?　　15. It is true that A ... , but the chief faults are ...?

?　　二)原因

?　　1.A number of factors are accountable for this situation.

?　　A number of factors might contribute to the phenomenon.?

?　　2. The answer to this problem involves many factors.?

?　　3. The phenomenon mainly stems from the fact that...

?　　4. The factors that contribute to this situation include...?

?　　5. The change in ...largely results from the fact that...?

?　　6. We may blame ...,but the real causes are...?

?　　7. Part of the explanations for it is that ...?

?　　One of the most common factors is that ...?

?　　Another contributing factor is ...?

?　　Perhaps the primary factor is that …?

?　　But the fundamental cause is that ...?

?　　三)后果?

?　　1. It may give rise to a host of problems.?

?　　2. The immediate result it produces is ...?

?　　3. It will exercise a profound influence upon...?

?　　4. Its consequence can be so great that...?

?　　四)批驳?

?　　1)It is true that ..., but one vital point is being left out.

?　　2) There is a grain of truth in these statements, but they ignore a more important fact.?

?　　3) Some people say ..., but it does not hold water.?

?　　4) Many of us have been under the illusion that...

?　　5) A close examination would reveal how ridiculous the statement is.?

?　　6) 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 ...?

　　五)举例?

?　　1) A good case in point is ...?

?　　2) As an illustration, we may take ...?

?　　3) Such examples might be given easily.?

?　　4) ...is often cited as an example.?

?　　六)证明?

?　　1) No one can deny the fact that ...?

?　　2) The idea is hardly supported by facts.?

?　　3) 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)开篇

?　　1) Many nations have been faced with the problem of ...?

?　　2) Recently the problem has been brought into focus.?

?　　3) Recently the phenomenon has become a heated topic.

?　　4) 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 popular.

　　7) Faced with ..., quite a few people argue that ...?

?　　8) According to a recent survey, ...?

?　　9) With the rapid development of ..., ...?

?　　八)结尾 　　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 help.?

?　　6) To solve the above-mentioned problem, we must ...?

?　　7) In summary, if we continue to ignore the above-mentioned issue, more problems will crop up.?

?　　8) With the efforts of all parts concerned, the problem will be solved thoroughly.?

?　　9) We might do more than identify the cause ; it is important to take actions to ...?

?　　10) Taking all these into account, we ...?

?　　11) Whether it is good or not /positive or negative, one thing is certain/clear...