Lu, Jian http://orcid.org/0000-0003-2494-7672
Article History
Received: 11 August 2017
Accepted: 13 October 2017
First Online: 27 October 2017
Author’s information
: Jian Lu is a PhD student of systemic functional linguistics in School of Foreign Languages, Sun Yat-sen University, China.
: Not applicable.
: Not applicable.
: The author declares that he has no competing interests.
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