33. A series of programs and the development of local and nationwide health care networks are signs___ the government is serious about health care.
When will you _______ me the money that was borrowed?
I insisted that he_______ at once.
I looked everywhere in the house ______ a key that had been lost.
The man is standing _______ his back _______ the fire.
I don’t want to _______ money on such books.