The CASS said the scores were based on corporate responsibility and financial reports,. But some people raised__________ about whether the information was reliable. 

There is a 20 minute parking _____ here, so we must get back to the car very quickly.

Students sometimes support themselves by ______ of part time job.

Being able to speak another language fluently is a great ______ when you're looking for a job.

—Where does your sister work, Jack? —She works in a ___________.