CCTV (Paper 4_2019_5.1)

In the last paragraph, which word refers to people who commit crimes?

How many CCTV did the writer spot during a trip from Causeway Bay to Chek Lap Kok?

Which word in paragraph 1 has a similar meaning to "characteristic"?

According to the text, what do private investigators use CCTV for?

How long did it take the writer to travel from Causeway Bay to Chek Lap Kok?

How many cameras are there outside the Legislative Council?

How many cameras are there at public hospital?

What is the full name of CCTV?

In the last paragraph, which word can be replaced by "control"?