Research the problem of prepositions used written in student of the year 1 Faculty of Arts of the Rajamangala University of technology Lanna ทำขึ้ technology, to find out problems of students at 1 that an understanding prepositions used less. Can use the preposition according to English grammar. Because the student 1 may have knowledge of the use of the word pound up properly, such as ใช้คำ prepositions of days, months, years, or appearance of objects in.
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