假期、安全与健康话题综合运用 — 英语词汇题
题目
根据句意和首字母提示补全单词。1. Don't run on the stairs. It's d______. 2. Wash your hands before meals to stay h______. 3. I went to the beach with my family during the summer v______. 4. Eat more vegetables and do e______ every day.