本文来自雅思作文网liuxuequn.com《杨凡写作每周背诵日积月累(1)》。 But the problem is that the cost for telephone calls is so high that many cannot afford it. 但是，问题就是打电话的费用非常昂贵，很多人承受不起。But sometimes it is not totally the case. People are becoming too dependent even when t...