根据首字母或汉语提示写出单词
1. Be careful, don't t________ on the step.
2. The nurse cleaned the w_________ before the operation.
3. Andy has a _________ (发烧) and won't be coming into the work today.
4. I was upset at ___________ (错过) all the excitement.
5. Tommy is still in bed with _________ (流感).