4[2]Prince, E.F. & Bosk, C.. On hedging in physcianphysician discourse [A]. In Robert, J.D. Pietro (ed.) Linguistic and the profession. Vol. Viii [ C ]. New Jersey: Alex Publishing Corporation, 1980.83- 97.
5[1]引自 He Ji-sheng. On Hedges: A Contrastive Study of English and Chinese. Unpublished M.A. Thesis. Guangzhou Institute of Foreign Languages. 1992.
6Austin, J. L. How to Do Things with Words? Oxford: The Clarendon Press. 1962.
7Channell, J. Vague Language. Oxford: Oxford University Press.1994.
8Collins COBUILD English Language Dictionary. London:William Collins Sons & Co Ltd. 1987.
9Crystal, D. A Dictionary of Linguistics and Phonetics. (4th ed. )Blackwell Publishers Ltd.沈家煊译,北京:商务印书馆,2000.
10Grice, H.P. Logic and conversation. In Cole, P. & Morgan, J.(eds.) Syntax and Semantics. Vol. 3: Speech Acts. New York: Academic Press. 1975. 41 - 58