1) I drink water. Liza said she was  drinking water.

2) I drink water every day. Liza said she drank water every day.

3) I drank water yesterday. Liza said that she had drunk water the day before.

4) I have drunk water for five years. Liza said that she had drunk water  fir five years.

5) I had never drunk water before. Liza she had never drunk water before.