Get QuickTime Requires QuickTime.
Practice ~́`Ɂ` with video
Video 1

Watch video 1 over and over until you feel you have memorized what they are saying. The subtitle is given for your convenience.
Video 2

When you feel comfortable with the dialogue, use this video which has very minimal subtitles to assist you.

Video 3

When you are extremely comfortable with video 2, use video 3 to practice. Video 3 doesn't have any subtitles nor dialogue.