The school 'makes every effort' [=the school does all that it can] 'to help' new students become adjusted to college life.
His novel's surprise ending is not really convincing, but we'll give him 'an A for effort'.
He wanted to contribute in some way to the 'war effort'. [=to the effort to win the war]
(..) invisible to the infected. We bought ourselves some time. Volunteer forces are delivering the vaccine to areas that have been cordoned off. Distribution efforts began in earnest on April th.. The importance of getting the information out to those still alive within the quarantine.. (..)2013 World War Z