Answer:
The word "protracted" means lasting longer than expected, or unusually long, so what protracted most clearly means based on the context of the excerpt is how the time period of celestial motion studies must have lasted unusually long.
Answer:
because they fight the fire
Ambas son oraciones complejas ya que no se pueden dividir en otras dos oraciones que tengan sentido. Tiene oraciones complejas una cláusula independiente y al menos una cláusula dependiente.
Answer: Doina Ruști
Ruști are o mare varietate de subiecte abordate în romanele sale cu o construcție sistematică
Explanation:
I believe the last time i saw this question it was c............................................................................................................................................................................................................................................................ c. o. u. l. d. b. e. w. r. o. n. g.