gClassFolders (google shared public template) looks like it has a lot of potential for English teachers. Student has to 'drag' the dropbox folder to their desktop, but they can put work 'view' and 'edit' in for the teacher as well as final copy. Check it out--click on the video to see a quick, clear demonstration.
TED (always love their videos--their app in iPad is great) now allows connecting YouTube videos with content for lessons. Lots of potential here...check it out.