The rich man was unwilling to offer any help, which greatly        all the people present .

After the mass shootings at Sandy Hook Elementary School, President Obama ordered his members to ________ solutions to gun violence.

(2013·杭州外国语高中模拟)It has been reported that some government leaders ________ their authority and position to get illegal profits for themselves.

The hunter _____ his gun against the tree and ____ down for a rest.

On the annual International Volunteers Day, the world ______ the work of millions of people who give their time to help others．