描述灾难与救援的表达 — 英语填空题
题目
根据本单元话题，用适当的词完成句子：A powerful earthquake struck the city, and many buildings were d______（摧毁）. Luckily, rescue workers arrived within hours to s______（搜寻）for survivors trapped under the ruins. 第一空填 ______，第二空填 ______。