91.   Proteins work as enzymes, catalysing particular chemical reactions.

92.   Quitting after a fracas he had gone to work as a literary agent and had prospered.

93.   Ray was working as a supply teacher to earn some extra money.

94.   Right now I am working as a law clerk downtown.

95.   Roth got to know Bellow in Chicago, where Roth worked as a university teacher, finding it a lively place.

96.   Rowan worked as a sales assistant in a Beverly Hills shopping mall.

97.   Russell is working as a software developer for Microsoft.

98.   Satisfaction and motivation which comes from working as an essential part of a dedicated management team or multi-disciplinary project team.

99.   She earns extra cash by working as a waitress.

100.   She graduated in modern languages and now works as an interpreter.