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plays an important in [nominalization]
plays a vital role in [nominalization]
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Topic significantly/considerably +
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+ who/what/when/where/how…
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*In other words, take the nominalized verb and make it the main verb of the sentence.
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Widely accepted, … [to eliminate the weak be verb]
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Commonly/Frequently implemented,… [to eliminate the weak be verb]
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The prevailing method for…
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Much attention has been drawn to
…has gained much importance in recent years
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Discussions regarding X have dominated research in recent years.
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…has propelled to the forefront in investigations of Y.
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… has dramatically/significantly shaped queries on X in recent years.
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…has critically influenced academic dialogue on Y.
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The consensus has been that…
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Prior research generally confirms that…
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Several studies agree that…
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Prior research substantiates the belief that…
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But,little is known about…
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The academic community has extensively explored X…
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Prior research has thoroughly investigated….
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However, little research has been conducted to show…
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However, prior studies have failed to evaluate/identify / (any other word suggested to replace “analyze”above)
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Several theories have been proposed to explain…
To solve this problem,many researchers have tried several methods
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Recent/Previous studies have promoted…
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Prior investigations have implemented/queried diverse approaches to…
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A number of authors have posited…
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