Cities UNIT 1A/1C

Play areas for children are spr (a)   up all over the place (appearing or developing quickly or suddenly).

If something runs smoo (a)   , it works well, without any problems.

There's a real bu (a)   in the streets surrounding the stadium (exciting, busy atmosphere).

They stumbled out of the burning building, cho (a)   on the thick smoke (finding it hard to breathe because something is blocking your throat).

After extensive investigation, there was no tra (a)   of footprints around the scene of the crime (not detectable or present).

Up-and- (a)   enterprises in the small business sector must be strongly incentivised (=likely to succeed soon)

The process of improving an area to attract wealthier residents is called gentr (a)  

If some neighbourhoods are negl (a)   , they don't receive care or attention by the city council.

Dere (a)   or run-down buildings are not cared for and are in bad condition.

If traffic, businesses, machines, a web server, etc. grind to a h (a)   , they stop moving or operating.