To save some of the human languages before they are forgotten, the students in our school started a discussion “Save Our ________”

For sustainable development, the government has decided to give __________ to those energy conserving and environmental-- friendly business in many aspects.

She is making herself ill with _____ over her son's future.

Unfortunately the restaurant he recommended fell far short of our _______. 

The young student is ____as a writer. It’s_____to all his teachers.