Write a note of about 50～60 words based on the following situation:
You fail to visit your friend Tony while he is being hospitalized. Write him a note to show your concerns and regrets and tell why.
Marks will be awarded for content, organization, grammar and appropriateness.

A. they are indispensable to people’s social well-being
B. they awaken people’s desire to exchange resources
C. they help people to cope with life in the information era
D. they can cure a range of illnesses such as heart disease, etc.

A. people fight so as to get back their laptops.
B. people who fight in the street strive to make phone calls at a reduced price.
C. it is possible for people to get cheap phone rates, thanks to the Internet.
D. Internet is changing our life.