Medical ________shows that men are more likely to have heart attacks than women .
According to an old proverb,a red sky at night often fine weather the next day.
Most of ______ we call geniuses are successful only because they have made extraordinary efforts.
-------May I borrow your paper?------ ______.
.It was one in the morning the fire broke out.
.In front of the house with a history of 100 years.