A B1/B2 level ESL course is designed to help students develop their proficiency in English to a level where they can communicate effectively in a wide range of social and professional contexts. The specific objectives of such a course will depend on the needs and goals of the students, but in general, the following objectives are common:

1. Developing communicative competence: This includes building vocabulary, improving grammar, and enhancing reading, writing, listening, and speaking skills.

2. Enhancing accuracy and fluency: The course aims to help students communicate fluently and accurately, using appropriate language in different contexts.

3. Improving comprehension and production of complex language: At this level, students are expected to understand and produce complex sentences, structures, and expressions.

4. Expanding knowledge of culture and society: The course should provide opportunities for students to learn about the cultural and social aspects of the English-speaking world, including customs, values, and traditions.

5. Preparing for academic and professional settings: Depending on the needs of the students, the course may include preparation for academic or professional contexts, such as writing essays, delivering presentations, or participating in meetings.

6. Fostering independent learning: Students are encouraged to take responsibility for their own learning and to develop study skills that will help them continue to improve their English proficiency outside of the classroom.

Overall, the objective of a B1/B2 level ESL course is to enable students to communicate effectively in a wide range of social and professional contexts, and to prepare them for further study or work in an English-speaking environment.