In my opinion, you can widen the _____ of these improvements through your active participation. 

—Where is the shooting centre?—It is about 50 kilometres ______ the city of Beijing.

In a(n) _____ to help preserve history, the Greek government established a committee to undertake the professional restoration of the Acropolis.

—Do you think she’s going to leave?     —The ______had crossed my mind.

Medicine should always be kept out of the         of children at home.