I think it ________ to let farmers have their own land. In that way, they can farm the landby themselves, and food production will be higher.
The new safety regulations were agreed on after _____ with the work-force.
His test results are not very _____. He does well one week and badly the next.
Scientists think they have _____ in their attempt to find the causes of some major dieases.
If you ever have the _____ to go abroad to work, you should take it.
Stressful environments lead to unhealthy behaviors such as poor eating habits, which _____ increase the risk of heart disease.