Answer:
I disagree because if you are allowed to go serve in the military at 18 without parent permission then someone at the age 18 should be allowed to drink
The last sentence is absolutely incorrect, I would say both "There are 1,000,000 people living in the city." and "There are one million people living in the city" are correct.
before "The people"
On the sidewalk, the people stared at the fast-moving car.
The sentence keeps meaning and makes sense.
A system of signs that represent ideas is a language.
