rational, possible research questions and research designs.

Dissertation proposal Order Description my dissertation topics, rational, possible research questions and research designs. I have been thin" rel="nofollow">inkin" rel="nofollow">ing of doin" rel="nofollow">ing in" rel="nofollow">in either Onlin" rel="nofollow">ine Language Learnin" rel="nofollow">ing(OLL) or Language Testin" rel="nofollow">ing(LT) area. For OLL, I am thin" rel="nofollow">inkin" rel="nofollow">ing to do somethin" rel="nofollow">ing relate to like youtube video with subtitles for English language learnin" rel="nofollow">ing. There's a website called Voicetube in" rel="nofollow">in Taiwan. I would like to do a pre-test and post test maybe on university students in" rel="nofollow">in Taiwan and in" rel="nofollow">introduce students this website at the begin" rel="nofollow">innin" rel="nofollow">ing of the semester and do the post test at the end of the semester, in" rel="nofollow">interviews could also be used. Ask them if it is useful for them to improve English... and I have no idea... Is this a possible dissertation proposal? Could you help me to expand it more? Is it more relate to the area of Teachin" rel="nofollow">ing listenin" rel="nofollow">ing? As for LT, I am thin" rel="nofollow">inkin" rel="nofollow">ing of doin" rel="nofollow">ing Learners/ Teachers' attitude toward Language Testin" rel="nofollow">ing. At my university before, there's a course related to language testin" rel="nofollow">ing. I am thin" rel="nofollow">inkin" rel="nofollow">ing perhaps I can do pre-test and post-test and maybe some semi-structured in" rel="nofollow">interview on students at the begin" rel="nofollow">innin" rel="nofollow">ing of the course and the end....I have little idea about this one.... use references to give me suggestions....on both topics, rational, possible research questions(3-5) and research designs.