In general, Students of Letran Calamba College received fair evaluations in certain parts of the language, possessive, and the inclination and form of time. The areas of use of plural adjunction, pronous use, adjective and adverbage, as well as pronous-precursor conformity, needed to be improved. Students failed in the areas of sentence construction, subject-verb agreement, and sentence construction. Respondents felt that grammar was extremely important for the correct use of English. No significant link has been established between the overall importance of grammar studies for the correct use of English and students` general grammar skills. There was also no significant difference between the faculty`s perception and students regarding the importance of grammar for the correct use of English. In addition, grammar has proven to be extremely important in writing and speaking, perceived by both the faculty and students. The results of the research showed that grammar was relatively important in the development of English skills identified under Letran Calamba College. Therefore, the school should consider all first-year students enrolling in English 101 or Remedial English. Using the descriptive research method, the researcher assessed the grammatical skills of the college students using a questionnaire developed by the teachers to identify specific areas of grammatical difficulties. A 50-part multiple-choice test was specially used to assess knowledge of the 10 areas of grammar. The grammatical areas were based on 30 frequent grammar errors of second speakers, from the study conducted by Andrea Lungsford and Robert Corner, of the University of California, San Diego. The demographic profile of the students and their perception of the importance of grammar in the use of correct English were taken into account.

Using proportional stratified random samples, this study tested 359 students enrolled in all departments and years during the second semester of the YY 2005-2006. The study also included an exhaustive list of the nine full-time and part-time English faculties. This company quantitatively evaluated the grammatical knowledge of the students of the Colegio de San Juan de Letran Calamba in order to identify weaknesses and, finally, to improve the teaching and the quality of learning of the students. . . .