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 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 lessons. 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. According to the passage we can see that at night some people in Moscow like to    _
go to watch a ballet do shopping wait for buses go to the library