It is the prevention of disease ______its successful treatment that has led to the rapid increase of the world’s population.
—How did you ________ the old valuable house? —It used to be ________ my uncle. He left it to me in his will.
He always thinks________he can do more for the people.
You are saying that everyone should be equal,and this is________I disagree.
______ money,it remains to see whether we can put the idea into practice.
The media can often help solve problems and ________ attention to situations ________help is needed.