Today I have an exam in English and mathematics, Biology Department, 3. I don't like biology. Major biology makes me concerned because I'm not confident in their own answers.
Today I have the three subjects, English, Biology and Mathematics. I do not like Biology Department of Biology made me nervous because I'm not sure of the answer myself.
I have a test 3 subject is English, biology, and mathematics. I don't like biology. Biology makes me feel nervous because I don't have confidence in their own answers.