... There are many textbooks on English writing in Korea, however, few textbooks explain sentence punctuation in English.→ There are many textbooks on English writing in Korea; however, few textbooks ... “conjunctive adverb.”English Writing Lab http://www.hanyangowl.org 2009 HYU Center for Teaching and Learning and Adam TurnerCommon format and punctuation errors in English research writing • This material ... words) are not used in research writing. Always spell words fully.However, contractions are considered acceptable for personal and most business and newspaper writing as well as TOEFL, GRE,...