过去与现在的对比 — 英语词汇题
题目
根据句意和首字母提示，补全下列描述过去与现在变化的单词。1. People used to l______ to the radio, but now they watch videos on the phone.（听）2. My grandpa used to buy things in the shop, but now he often s______ online.（购物）3. Twenty years ago, people used a t______ to call others, but now they use mobile phones.（电话）