"I love working up a sweat at the gym," she said.
She said (that) she loved working up a sweat at the gym.
She said that she preferred using dumbbells.
"I prefer using dumbbells," she said.
"He is pumping iron right now," we said.
We said (that) he was pumping iron right then.
They said they were doing push-ups on the mat.
"We are doing push-ups on the mat," they said.
"We have bought a new barbell," they said.
They said (that) they had bought a new barbell.
He told me that his mom had cooked three giant pizzas.
"My mom has cooked/cooked three giant pizzas," he said.
"Jim beat his PR in the 5k run yesterday," she said.
She said (that) Jim had beaten his PR in the 5k run the day before.
The coach said that the team had been running for over an hour before the rain started.
"The team was running / has been running for over an hour before the rain started," the coach said.
"I didn't do any sit-ups because I hurt my back muscles," he said.
He said (that) he hadn't done any sit-ups because he had hurt his back muscles.
You said that you hadn't eaten anything all day because you had been studying.
"I didn't eat / haven't eaten anything all day because I was studying / have been studying," you said.