Listen & Hear - What's the difference?

source: Learn English with Ronnie!     2010年3月2日
http://www.engvid.com/ Are you listening? Can you hear me? What's the difference between LISTEN and HEAR in English? Watch this free lesson to find out, then take the quiz at http://www.engvid.com/english-vocabul... to see if you got it.

# click for more grammar videos on progressive or not?--see, look at, watch, hear, listen to, and think about / think that / ...