There are many social networks in the world.Source:浜島書店 英文メールマガジン「じゃれマガ」
People use them to meet other people and stay in touch with their friends.
You probably know Mixi, the most popular site in Japan.
In English-speaking countries, many people use Facebook.
In New Zealand, the police decided to use Facebook to find a burglar.
He tried to steal money from a bar.
They put a video and photos of him on Facebook, and someone recognized his face.
The burglar was caught.
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