Some people always take seriously the ______ of the complete globe end in the near future. 

It is important to have your eyes examined regularly to check for any sign of eye disease that may not have any __________.

Less than twenty percent of the employees in their company  are women.That is to say，women are in the____.

 What ______  will it make whether he knows this or not?

In the time of social reform, people’s state of mind tends to keep       with the rapid change of society.