You could say this ones
Yo estaba haciendo compras en el centro comercial
( I was shopping in the mall)
Estar en mi trabajo es agotador y al mismo tiempo emocionante
( doing my job is hard, although is exiting too)
Estábamos viendo una película en cines
( we were watching movies in the cinema )
I take Spanish as well and i hate to tell you the but the correct way to say "I prefer milk" in Spanish is( prefiero la leche) u are listing the correct ways to say (She runs to maintain health) look them up if u dont believe me type in on google (Ella correr para mantener la salud in English). Hope this helps
<span>el trabajo en equipo</span>