安全提示的表达方式 — 英语词汇题
题目
根据首字母提示补全本单元安全主题核心词汇。1. Please be careful when you cross the road. It's d______ (危险的). 2. Remember to keep s______ (安全的) when you use electricity. 3. Don't play with f______ (火) at home. 4. If a fire happens, call 119 for h______ (帮助) at once.