Select every option that correctly completes the sentence "We have ____ that song on the radio all week."

توضیح

Hear keeps a single past form, heard, made by changing the base spelling and adding -d, and it works after have exactly as it works alone: we heard the song yesterday and we have heard it all week show the same verb shape twice. Herd is a different word for a group of animals and only sounds alike, while heared adds an ending this verb never takes.