Nishimura, H. & CAO, W. L. (2018). An Experimental Study of Grammaticalization of Mandarin Sentence-final Particle 还 "hai". Pragmaticalization: Language Change between Text and Grammar. Munich, 19-20, January (accepted).
CAO, W. L., Foulkes, P and Soskuthy, M. (2017). Short-term accommodation of Non-native Speakers: A perspective of Second Language Acquisiton. 50th Annual Meeting of the Societas Linguistica Europaea. Zurich, 10-13 September.
CAO, W. L. (2017). The Future of Hong Kong English: A Language Attitude Perspective. UKLVC11. Cardiff, 29-31 August.