Answer:
raining hard = raining<u> cats and dogs</u>
walked= <u>strolled</u>
felt cold and wet = <u>could feel the rain droplets as sharp glass pieces hitting her chilled face and numb hands</u> even<u> in the biting cold</u>
worried about being late=<u>what killed her inside</u> was being late at that peculiar time.
Explanation:
It was raining hard as Maria walked down the street. She felt cold and wet and was worried about being late.
It was raining<u> cats and dogs</u> as Maria <u>strolled </u>down the street. She <u>could feel the rain droplets as sharp glass pieces hitting her chilled face and numb hands</u> even<u> in the biting cold</u> but <u>what killed her inside</u> was being late at that peculiar time.
The changed sentence has the same meaning as the original sentence but depicts more feelings of the girl both on the outside and the inside.
We can always make time for what we need to do
This is very important: cut unnecessary things.
The answer is most likely Mesopotamia, known to be the first complex civilization out there(and for creating the Wheel).