A(n)______ is a person who understand people’s characters.

I can’t put up with the _____atmosphere here.

As the quality of the city’s air continues to give rise to ______, the residents are encouraged to set off fewer fireworks.

Were you given a _____, or did you have to do it?

Nowadays people have to pass various tests for professional __________ so that they can be qualified for a well-paid job.