Millionaires are often very generous and __a lot of their money to charities to help the poor.

about the price of these washing machines— They are equal in price to, if not cheaper than,____ at the other shops in the street

There is so much information on the Internet that it is often difficult for children to _____ clearly between fact and fiction.

He is only too ready to help others，seldom，________refusing them when they turn to him.

Judging from a large amount of evidence presented, we can safely _________ the Three Gorges Project will change the lives of a great number of humans forever.