While using quality ingredients, David Tamlyn insists that the dishes should be offered at reasonable prices .

She insists that it's exposing workers to unnecessarily high doses of radiation.

I'm sorry you feel that way, but my mother insists that he come.

But Monsanto, the agricultural giant, insists it has a patent on the kind of genetically modified seeds Bowman used―and that the patent continues to all of the progeny (后代)of those seeds.