A,22-A,23-B,24-C,25-A,26-B,27-B,28-A,29-C,30-B,31-B,32-B,33-B,34-B,...

21-A,22-A,23-B,24-C,25-A,26-B,27-B,28-A,29-C,30-B,31-B,32-B,33-B,34-B,35-C,36-A,37-D,38-D,39-B,40-A,41-A,42-C,43-D,44-D,45-B,46- ,47- ,48-B,49-D,50-B.I-PHONETICSChoose the word whose underlined part is pronounced differently from the others in each line .