Sentence examples for has done extensive from inspiring English sources

He has done extensive lecturing, radio and television work.

The UN Population Fund has done extensive research on this.

The pollster John Zogby, who has done extensive work in Arab countries, took the opposite view.

Its neighbor at No. 234 has an owner who has done extensive work on the house.

David S. Touretzky, a computer-science professor at Carnegie Mellon University, has done extensive research on Scientology.

This knee-jerk conceit, which has done extensive duty in productions of Shakespearean history plays, doesn't track here.

Tomas Paus, an associate professor of neuroscience at McGill University, who has done extensive TMS research, is even more dubious.

But it has done extensive postwar reconstruction work in Bosnia and Kosovo and built the Saudi military city of Yanbu.

"We've done extensive testing on this".

"We have done extensive toxicological studies.

They have done extensive national "prospecting" for donors.