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The arguer may be right about¡­, but he seems to neglect to mention the fact that¡­

Contrary to generally accepted views, I argue that¡­

It is true that¡­, but this is not to say that¡­

The main/obvious problem with this argument is that it is blind to the basic fact that¡­

It would be natural/reasonable to think that¡­, but it would be absurd to claim that¡­

There is absolutely no reason for us to believe that¡­

At first thought, it may seem an attractive idea, but on second thought, we find that¡­

The problem/fact is that¡­

As far as I am concerned, I believe that¡­

Those who object to¡­argue that¡­But people who favor¡­, on the other hand, argue that¡­

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The change in¡­mainly results from¡­

The increase in¡­is due to the fact that¡­

Many people would claim that¡­

One of the reasons given for is that¡­

There are a variety of reasons for this dramatic growth in¡­ First¡­ Second¡­ Finally¡­

Why are (is/do/did)¡­? For one thing¡­ For another¡­

History is filled with the examples of¡­

As is shown in the table released by the government, it can be learned that¡­

There is (no) good evidence to¡­

We must admit the undeniable fact that¡­

No one can deny the fact that¡­

Experience (Evidence) suggests that¡­

The same is true of¡­

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It is high time that we placed great emphasis on the improvement of¡­

It is high time that we put an end to the unhealthy situation (tendency/phenomenon) of¡­

There is no easy solution to the problem of¡­, but¡­ might be useful.

Unless there is a common realization of¡­, it is very likely that¡­

It is essential that effective measures should be taken to prevent the situation.

It is suggested that great efforts should be made to control the growth of¡­

It is hoped that great efforts should be focused on finding (developing/improving)¡­

Anyway, more publicity should be given to the potential effects of¡­

To control the tendency is not an easy job, and it involves a different state of attitude towards¡­

To put all into a nutshell, I¡­