My grandson __(have) got an incredible amount of multi media gadgets

My grandson __(have) got an incredible amount of multi media gadgets in his room. At the moment, he _____(listen) to an iPod with songs on it that he ____ (recently/download) from the Internet. For the last three hours, he _____ (also/watch) a TV programmer but he can pause it whenever he likes, just like a video, even though it is live TV. I _____ (not understand) any of it. All these remote controls lying around all over the house. He ____(try) to teach me how to download a virtual garden tour all this week but I don't think I'll ever be able to work out how to do it