As we all know, cars create pollution, and cause a lot of road deaths and other accidents. Firstly, cars, as we all know contribute the most of pollution in the world. Cars emit a deadly gas causes illnesses such as bronchitis, lung cancer, and trigger of asthma. Some of these illness are so bad that people can die from them. Secondly, the city is very busy. Pedestrians wander everywhere where cars run fast; Consequently, they hit pedestrians in the city. Many people got seriously injured while some of them lost their lives. Cars today are our roads biggest killers. Thirdly, cars are very noisy. If you live in the city, you may find it hard to sleep at night, or concentrate in your homework, and especially talk to someone. In conclusion, cars are responsible for most street and environmental issues. What tense is mostly used in the text?

As we all know, cars create pollution, and cause a lot of road deaths and other accidents. Firstly, cars, as we all know contribute the most of pollution in the world. Cars emit a deadly gas causes...

__________________________ air pollution they create, cars should be banned from the city.

Combining different management operations is the most effective way to control pests. Pesticides which are commonly used may cause many problems. Firstly, the chemicals in the pesticides may build ...

Smoking in restaurants is not just disturbing. It is rude, harmful to others and dangerous for the smokers. Firstly, smoking in a restaurant is impolite. The smell of the smoke affects all people a...

As we all know, cars create pollution, and cause a lot of road deaths and other accidents. Firstly, cars, as we all know contribute the most of pollution in the world. Cars emit a deadly gas causes...