1. She said

, “It is cold.”
“It is cold.”
, “It is cold.

2. Lilly: “Mandy is studying at home.” 

Lilly asked me if Mandy is studying at home.
Lilly said Mandy is studying at home.
Lilly said Mandy was studying at home.

3. Betty: “Where does Maria park her car?”  

Betty asked me where Maria parked her car?
Betty asked me where Maria parked her car.
Betty asked me where Maria park her car.

4. Teacher: “Don't talk with Frank in the classroom!” 

The teacher said me not to talk with Frank in the classroom.
The teacher told me not to talk with Frank in the classroom.
The teacher told me to talk with Frank in the classroom.

5. Teacher: “Do your homework!”

The teacher told me to do my homework.
The teacher tells me to do his homework.
The teacher told me not to do her homework.

6. Jennifer: “I bought a new dress yesterday.”

Jennifer said she bought a new dress the day before.
Jennifer said she had bought a new dress the day before.
Jennifer said she had bought a new dress yesterday.

7. Lucy: “I haven't eaten sushi before.”

She said she hadn't eaten sushi before.
She said she haven't eaten sushi before.
She said she hasn't eaten sushi before.

8. Sally: “I’ll give you your money back tomorrow.”

Sally asked to give me back the money the following day.
Sally promised to give me back the money yesterday.
Sally promised to give me back the money the following day.

9. Jane: “Did you see that film last month?”  

Jane asked if I have seen that film the month before.
Jane asked me if I had seen that film the month before.
Jane asked them if I had seen that film the following month.

10. Sandy: “What is the matter?”  

She wondered what the matter was.
She told me what the matter was.
She said what the matter is.