______ to help preserve history, the Greek government established a committee to undertake the professional restoration of the Acropolis.

You can visit Zhalong Nature Reserve, one of the few places on Earth _____ red-crowned cranes still live.

Usain Bolt________what he will be bringing to the audience as he prepares to defend his title in the London Olympics.[ ]

_______— I `m fine, thank you.

You are under 18 years old, so it’s_______for you to join Trail walker.