【简答题】U2Listening 3.mp3: Science circles back on itself so that usefUl ideas are built upon and used to leam even more about the ___ 1___ . This often means that successive ___2___ of a topic lead back to t...
【简答题】You are going to hear an interview on transportation. As you listen fill in the form below. 2-11 Listening Activity No.11.mp3: Question Name How do you get to school? How far is it from your home to ...