Preface
.This report is part of the English language to political science. The goal is to study the knowledge obtained from the preposition so students must study the information ลทั้ง textbook.As well in the future!The organizer to select topics in this paper due to it's interesting, including as the principles of writing, conversation, with illustrations to more understanding!Author hope that this report will be useful to students. Or those interested in this report was read. And if there is any error is asked. Forgive and gladly accept advice. The opportunity to develop in the next
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