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http://ict.moph.go.th/English/content/nouns02_count.htm
http://stady-english.exteen.com/20080716/lesson-2
http://gotoknow.org/blog/winny-k2

http://tc.mengrai.ac.th/jareeya/presentsimpletense.htm
http://blog.eduzones.com/yimyim/3354

http://www.thainame.net/weblampang/wanvisa/p6.html
http://train.doae.go.th/present_continuous_tense.htm
http://gpa.tmk.ac.th/exe/exe3/_present_simple_tense.html
http://www.dek-eng.com/2392/Special-Interviews/ Present-Simple-Tense.html
http://tc.mengrai.ac.th/jareeya/Continuous.htm
http://ict.moph.go.th/English/content/pronouns.htm
http://202.29.138.73/studentweb/eng2/3.Prepositions.html
http://kruteeworld.blogspot.com/2011/01/1.html
http://www.lks.ac.th/newm1/pagesix.html