Student A: ______________ Student B: To protect our homes from criminals.
Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best completes each of the following exchanges.
Student A: ______________
Student B: To protect our homes from criminals.
A. Why do we use CCTV Security Systems for?
B. What are CCTV Security Systems?
C. What do we use CCTV Security Systems for?
D. How do we use CCTV Security Systems?