- Baddiley J, Cantoni GL, Jamieson GA. Structural observations on"Active Methionine" [J]. J Chem Soc, 1953, 4: 2662.
- The orient has been playing an active role in the world economy.
- He is an active member of the school's stamp club.
- An active volcano may explode at any time.
- Is it wise to engage in active sports at your age?
- She was active as a left-winger in the party.