It’s hard for the young people to imagine what _____ conditions their parents once lived under.

The British Museum, I think, is ________________ during the summer break.

Much to our grief, the victims injured or killed in the terrible earthquake have reached _______ 10,000.

Most parents take strong views against computer games which children are——to and appeal to the closing of all net bars for such games 

A good diet and some moderate exercise are ____ to good health.