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By Dr Xinren Chen. Xinren Chen is Professor of English Linguistics and Director of the Linguistics Institute at Nanjing University, China. Author Dr Xinren Chen. -- Dr Victor Ho, Associate Professor, The Hong Kong Polytechnic University, Hong Kong.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.