Abstrak | The aims of this research is to find out the problems of the students in learning English language as their second language. There are three of theories that will be used in this research. They are the theory of English Grammar, Contrastive Analysis, and Error Analysis. Theory of English Grammar is used to explain the rules of English structure. While the Contrastive Analysis will be used to find the similarities and the differences between the students' first and second language. The theory of Error Analysis will be used to recognize the students' problems. Those three theories are correlated. The data of the students' will be analysis using the quantitative method. The result will be presented in percentage. |