Desde hace makes the most sense. The best form for this sentence is, "Te espere` una hora." It's shorter and direct.
Answer:ah yes William the last time he went to the gym was last year
Explanation:I need more information
Regard the climate, utilizing regular assets and finding a way ways to keep contamination from the various cycles associated with our modern tasks. ... Advance the feasible utilization of crude materials and common assets.
