根据句意和首字母提示补全单词
（1）I have too many r________in my house．
（2）Don’t be n________in class．The students are listening to the teacher．
（3）After class，you can r________yourselves on the playground．
（4）The war（战争）between the two countries is very t________．
（5）Do you know the meaning of“you are a l________dog”？