Sentence examples for has done extensive lecturing from inspiring English sources

He has done extensive lecturing, radio and television work.

The UN Population Fund has done extensive research on this.

Kauffman Foundation has done extensive research on job creation.

Monnat has done extensive research on the demographics of opioid abuse.

She has done extensive work on questionnaire development and validation.

Incognitoline has done extensive tests in this particular area.

"We have done extensive toxicological studies.

"We've done extensive testing on this".

They have done extensive national "prospecting" for donors.

"We've done extensive work and have taken a hard look at everything," he said.

You must have done extensive research for the novel.