Reported speech: Câu cảnh báo (warn s.o (not) to do s.t)

"Don't touch that wire with your wet hands." the teacher told us.

=> The teacher warned (a)  

“Be careful of strangers and don’t go out at night.”; he said to us

-> He warned (a)  

“Don’t go near that deserted house,” Tony said to Monica.

=> Tony warned ……………...……………………………………… (a)  

“Beware of this bad road!” He said to us.

=> He warned (a)  

"Don't let strangers enter your house." my teacher told me.

=> My teacher warned (a)  

"Be careful with your answer." my friend told me.

=> My friend warned (a)  

“Don’t lean your bikes against my windows, boys,” said the man.

=> The shopkeeper warned (a)  

“Don’t touch that switch, Peter,” I said.

=> I warned (a)  

“Don’t repair the computer yourself,” she said to him.

=> She warned (a)  

"Please watch your steps as you get off", Linda said to us.

=> Linda warned (a)