As nobody here knows what is wrong with the machine, we must send for an engineer to ______ the problem.
-- So what is the procedure? --- All the applicants ______ before a final decision is made by the authority.
If parents have children help with housework, the children will feel needed. ______, they will learn to take care of themselves.
I have no idea ______ measures the government will take to stop the river from being further polluted.
Half of ______surveyed in 16 countries say they go first to their closest friends to share their deepest wishes and darkest fears.
I don’t know the meaning of the poem, because I have little ______with modern society.