At this moment in different places of the world, people are doing different things. In Beijing, it's early morning. People are sleeping.
In London, people are leaving work to go home. They are waiting for buses or running for trains. Some people are driving their cars. Some are having afternoon tea at home or walking to the pubs (酒馆) to have a drink.
In Moscow, it's evening and people are having supper at home or in restaurants. Some are going to watch a ballet. Some are drinking in the pubs.
In Los Angeles, it's morning. People are working in their offices. Children are starting their lesson.
New York is midday now. People aren't working but having lunch. They are eating hamburgers or hot dogs and drinking coffee or Coke. Some people are seeing friends or shopping.