Not until all fish died in the river _________ how serious the pollution was. A: did the government realize B: the government realized C: the government did realize D: had the governemnt realized

It is our company culture to make sure that employees know how all the jobs in the company work, not just their own.

Not until all the fish died in the river ______ how serious the pollution was.A) the villagers realized C) did the villagers realizeB) the villagers did realize D) didn't the villagers realize A: Not until all the fish died in the river ______ how serious the pollution was. B: the villagers realized C: the villagers did realize D: did the villagers realize E: didn't the villagers realize

Learning is the most important character of culture where and how can we learn is easy to explain.( )

Usually we don't realize how important nature is to us ______ it is too late. A: after B: unless C: until