Writing prompt: The Advantages and Disadvantages of Private Cars

Student essay:
A number of person think the car which is convenient, but someone think the car plays an important role in the modern life. Our life can't have no cars. Everyone wants one.
Cars have many advantages. For example,wherever,people can drive thier own car to where they want to go. Cars instead of walk, driving car spends less time than walk that going to some places.
Every coin has two sides. Cars also have disadvantages. Such as cars pollute the air. The two sides of street park some cars that make the traffic become crowded. Many car accidents make people lose life.
In conclusion, cars are useful in our life. We take the public transport to where we want to. However, we can reduce the times of drive cars. We should protect the environment.

Corrected essay:
A number of people think the car is convenient, but someone thinks the car plays an important role in the modern life. Our life can't be without cars. Everyone wants one.
Cars have many advantages. For example, people can drive their own car to wherever they want to go. Cars replace walking, and driving a car takes less time than walking when going to some places.
Every coin has two sides. Cars also have disadvantages, such as polluting the air. Some cars parked on the two sides of the street make the traffic become crowded. Many car accidents make people lose life.
In conclusion, cars are useful in our life. We take the public transport to where we want to go. However, we can reduce the times of driving cars. We should protect the environment.