Student or Learner
Public opinion appears to be moving in their favor, with a recent poll showing about 50 percent of French support same-sex marriage, down from 65 percent in August.
More:Hundreds of Thousands in Paris Protest Gay Marriage - World - CBN News - Christian News 24-7 - CBN.com
What is grammar term used for "be moving"? Can I call it present progressive?
Can I replace showing by shown?