摘要：Prepositions are a part of English Grammar that students learn at school, courseor University. The aims of this Thesis are to find out the percentage the errorand the difficulties of prepositions made by the second year of natural andscience students at SMUN 1 Citeureup. To conduct this research, the writer usedescriptive Quantitative research to analyze the error made by students. Theresult of this thesis shows that students have good score in using prepositions.They made low score error in using preposition. Error made by the students arebetween below average or poor and falling or unsatisfactory 32,25% - 53, 55%.It shows that most of students are good in using the prepositions. But they haveto focus in using preposition of place and time: on.
