Š¿Žšƒ‚ƒoƒCƒ‹ƒQ[ƒ€
Žc”O
period of time =
1. ¤
2. ’k
3. ‰®
4. Šú

ƒŒƒxƒ‹3. •ÏX
SDAL“‡‰pŒêŠwZ