茅盾是五四时期影响较大的理论批评家。他写了大量的外国文学评论文章，为中国读者介绍了现实主义、自然主义和现代主义等多种思潮流派，开拓了国人的视野，促进了新文学的发展。 Mao Dun was the most influential theoretical critic in the May 4th Movement. He wrote a large number of articles on foreign literary criticism, introduced Chinese readers to various schools of thought such as realism, naturalism and modernism, opened up the vision of the people and promoted the development of new literature.