UNIT 29 After Other Useful Phrases: Ed: So Kay, have you burned midnight oil recently? Kay:Well, yes. Because I have to memorize my lines for my next play. Ed: Oh, really? What will you be doing? Kay:Well, I'm going to be in a theater prod…

基礎英語（ステップ3） iKow!：6 lessons, 15 minutes（累積1:44 min） dictation：3 lessons, 7 minutes（累積0:41 min）