1.   He made an impromptu speech about honor and responsibility.

2.   His best moment comes with an impromptu speech on a topic he cannot comprehend.

3.   Impromptu speeches by performers were not permitted.

4.   Leyva lost her job in Havana after delivering an impromptu speech against the Castro regime at a workers meeting organized by the state.

5.   On the bench in street clothes, he stood and pumped his fist during Nets rallies and delivered short impromptu speeches to his teammates during timeouts.

6.   Swayda, generally considered the strong, silent type, said he made an impromptu speech to some of his defensive teammates one day at Camp Tontozona.

7.   An impromptu speech means that you have had no time for preparation.

8.   On Thursday, an air force colonel broke military discipline and lambasted President Hugo Chavez in an impromptu speech during a forum on press freedoms.