60. In the writer’s opinion, surveillance cameras _______.
A. do more good than wrong B. are overused
C. should be very popular D. ought to be more widely used
61. In what way can the surveillance camera benefit the public?
A. By helping keep social safety. B. By monitoring the employees.
C. By watching the students in class. D. By spying on customers.
62. According to paragraphs 3 and 4, people ______ the use of hidden cameras.
A. object to B. agree to C. feel happy about D. are fearful of
63. Spy cams will be more widely used in the future because _______.
A. all people want to spy B. of the invasion of privacy
C. people enjoy being watched D. of terrorist attacks