It’s the sort of work that          a high level of concentration. 

I don’t __________ the price, as long as it’s within the walking distance of my son’s school.

Her health ________ under pressure of work.

3. Some parents are just too protective. They want to ______ their kids from every kind of danger, real or imagined.

Police have asked witnesses of the accident to ___________, as the victim is critically wounded, unable to give an account of the accident.