For this part, you are requested to write an essay on the topic Computer Networks in three paragraphs. The first sentence of each paragraph has been given below:
(1)Computer networks have enabled us to do a number of things more easily and quickly.
(2)However, if not properly dealt with, Internet would bring problems too.
(3)Therefore, the safety of networks has increasingly become a public concern.
You should write about 120 words, not including the words given.