Помогите ПОЖАЛУЙСТА!!!! Безотлагательно !! перевести из прямой в косвенную речь:1.Write the following

Помогите ПОЖАЛУЙСТА!!!! СРОЧНО !! перевести из прямой в косвенную речь:
1.Write the following statements in reported speech:
1) I cant solve my Math problem,- said Mark.
2) We are having chemistry test tomorrow,- said my sister.
3) Mother said: Its too warm in the room.
4) You can watch it after the test,- said the teacher.
5) Martin said: We had a wonderful party yesterday.
6) This morning I found some information on the Internet- said Ann.
7) Mother said: There is an interesting film on Channel 4 this evening.
8) They will go to a language school in London next week.- said my father.
9) We have just arrived to Moscow.- the students said to their teacher.
10) Mother said to her son: You must do your homework now.
11) Its a lovely morning,- said Betty.
12) Then I heard another sound, like great guns,- said John.