In the evening, Sam usually ______________ to music in his room. But today he ______________ at a soup kitchen.
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
In the evening, Sam usually ______________ to music in his room. But today he ______________ at a soup kitchen.
A. is listening/ volunteers
B. listens/ volunteers
C. listens/ is volunteering
D. is listening/ is volunteering