… English As a Second Language (ESL) … English As a Second Language (ESL) … Transfer to the university today! Our E.S.L. Discipline One … and competently through our course sequence to reach E.S.L. 110, which is equivalent to English 101, English 101Z but with specialized instruction and support for non-native speakers of English. Learn more about transferring to the UC or CSU … and ends in E.S.L. 110. To facilitate the mastery of all English language skills, we encourage students to enroll in the “B” courses (Reading / Vocabulary) and the “C” courses (Listening / Speaking) together with the “A” courses (Writing / …