Помогите, пожалуйста, преобразовать в косвенную речь

1. " I am a teacher".

He says that he is a teacher.
He says that he works as a teacher now.
She says that she is a teacher.
She says that she works as a teacher now.
2. "We are at school".

He says...

She says...

He says that we are at school.

She says that we are at school.

3. " I have lost my pen".

He says that me had been lost pen.
She says that me had been lost pen.

4. "They must take my bag".

He says that they must take my bag

She says that they must take my bag.
He says that they must take my bag.

5. "You can lose your friend".

He says that you can lose your friend

She says that you can lose your friend

6. "Our toys are clean".

They say that our toys had been clean.

7. " I don't forget you".

He says that I not forget him.

She says that I not forget him.

8. " I want you to do your".

She says I want you to do own.

She says I want you to do own.

9. "We'll write English test soon".

They are saying that we'll will write test soon.

10. "The noise of helicopter is very"

They say that noise of helicopter is very.
She/He says that noise of helicopter is very.

He(she) says he is a teacher
He(she) says they are at school
He(she) says he(she) has lost his(her) pen
He(she) says that they must take his(her) bag
He(she) says you(He(she)(they)в зависимости от контекста) can loose his(her) friend
They say that their toys are clean
He(she) says that He(she) doesnt forget him(her)(them)
He(she) says He(she) wants him(her) to do his(her)
They say that they will write English test soon