We must make sure that public facilities(设施)in the newly-built building, like the restroom and the lift, are     .

 Everything _____ doing is worthy of _____ well.

His increasing financial difficulties made him so ____ for a job that he would have done anything.

    that the government can lead them out of the finacial crisis, people are optimistic about the future of the country.

It is obvious that water is to be _____to the development of life.