Poor people don’t have money _______ medical treatment.

He was walking along the sands _______ hesaw a big foot-print in the sand .

They see you as something of a worrier,__________ problems which don’t exist and crossing bridges long before you come to them.

hales must come up for air after severalminutes, _______ a few can stay under water for an hour or more.

When we got to the citycenter, ______shops were still open, but most of them were closed. A.the B.some C. many D. /