Frontmatter -- Chapter 1 Introduction -- Chapter 2 Aspect: Problem of lexicon and morphology -- Chapter 3 Theories of language acquisition and the acquisition of aspect -- Chapter 4 Acquisition of aspect in English -- Chapter 5 Acquisition of aspect in Chinese -- Chapter 6 Acquisition of aspect in Japanese -- Chapter 7 A connectionist model of the acquisition of aspect -- Chapter 8 Acquisition of aspect: Conclusions and future directions -- Postscript -- Notes -- References -- Author Index -- Subject Index -- Backmatter