—May I open the window to let in some fresh air?—________!
Less than twenty percent of the employees in their company are women. That is to say, women are in the ______.
Just like fingerprints, each person’s DNA is ______ unless he has a twin.
-How do you often spend your summer holidays? -I often go hiking, for I like ______ nature.
His ______ that he was to blame kept the others from being punished.
She earns only 600 yuan a month and has little money for______.