写几个直接引语变为间接引语的句子

1．He said:“I’ve left my book in my room.”
2．She said:“He will be busy.”
3．She said to Tom,“Can you help me?”
4．She asked,“Is this book yours or his?”
5．The teacher asked,“how did you repair it?”
6．The teacher said to the students,“Don’t waste your time.”
7．The mother said,“Tom,get up early,please.”
8．The teacher said,“The earth goes round the sun.”
9．My father said,“Practice makes perfect.”
答案：
1． He told me that he had left his book in his room.
2． She said that he would be busy.
3． She asked Tom if /whether he could help her.
4． She asked me whether that book was mine or his.
5． The teacher asked me how I had repaired it.
6． The teacher told the students not to waste their time.
7． The mother asked Tom to get up early.
8． The teacher said that the earth goes round the sun.
9． My father said practice makes perfect.