Writing a topic sentence is difficult, as a variety of linguistic knowledge is required to represent the main idea of the whole paragraph. This study applies the mechanism of A-movement in generative syntax to observe syntactic structures, semantic denotations and pragmatic aspects of topic sentences in applied linguistics research articles. The…

English titles of medical research articles (RAs) are of great importance, the quality of which can, to a certain degree, affect impact factors of the articles, because many readers will make a decision as to whether to read on after reading titles. However, the special genre has not been extensively studied to date. This paper is designed to…