Question: Article: Overhead bridges are found in many parts of Nanjing, especially in places where traffic is very heavy and crossing the road is very dangerous. The purpose of these bridges is to enable passengers to cross road safely. Overhead bridges are used in very much the same way as zebra crossings. They are more efficient although less convenient because people have to climb up a long flight of steps. This is inconvenient especially to old people. When passengers using _ ,  traffic is held up. This is why the government has built many overhead bridges to help passengers and to keep traffic moving at the same time. The government of Nanjing has spent much money in building these bridges. For their own safety, passengers should be encouraged to use. They can't risk their lives by running across the road. Old people may think that it is a little difficult to climb up and down the steps, but it is much safer than walking across the road with all the dangerous of moving traffic. Overhead bridges serve a very useful purpose. Passengers, both old and young, should make it a habit to use them. This will prevent unnecessary accidents and loss of life. Question: What's the writer's attitude towards overhead bridges? Yes or no, is the answer "It is much safer for the passengers though climbing up and down the steps may be a little difficult"?
Answer: No

Question: Article: Do you love having your own room? Do you hate to clean it? Sometimes your room becomes so messy , and you can't find what you want. You can't even see the floor! It isn't because you are lazy. It is because you are not arranged . But don't worry. American writer Julie is here to help. She has written "Organizing from the Inside Out for Teens" to help make your life more organized. In the book, the writer points out that your room is the only space in the world just for you. If you keep it clean and tidy, you will find things easier and have success in life! But, to have more success, you must arrange all parts of your life. Not just your room! The book gives many _ to help you do this: 1. Always put things back where you find them. 2. Keep anything important in one easy-to-reach drawer. 3. When you buy a new textbook, put your old ones in a drawer. 4. Put labels   on your drawers saying what is in them. 5. Make a plan for each day. Then you will know what you should be doing at all times. 6. Keep to your plan. If you follow these tips, you will learn to arrange your space and time. And your future will be full of success! Question: Which is right according to the book Organizing from the Inside Out for Teens? Yes or no, is the answer "You should always put everything back where you find them."?
Answer: No

Question: Article: Pollution means adding dirty or harmful things to land, air, water and so on. As a result, they are no longer pleasant or safe to use. Pollution is bad for animals and plants, and it even makes people's health in danger. In our daily life, we can see different kinds of pollution in many places. There are three main forms of pollution: land pollution, air pollution and water pollution. Land pollution is caused by solid waste, such as cans, bottles and some plastic things which aren't broken down quickly. It makes the environment look very bad. However, air pollution is more serious than land pollution. It is much worse in cities and towns because of the fumes  from traffic and the waste from human activities. When people drive their cars, fumes which are most made up of CO2, NO2 and SO2 are given off. After the gases get into the air, they may mix with clouds. Then they will become some harmful chemicals   falling on the ground with rain. It is one of the reasons for soil erosion   which is one example of water pollution. Various kinds of pollution will cause many health problems. People have realized they must change this serious situation. There are many ways to control pollution. To develop alternative energy is very popular in many countries. China, for example, has made up its mind to be a leader in this field. It is trying hard to make full use of energy from the sun and wind. It has paid plenty of money to make electric cars and trains instead of traditional traffic. We should also take action to make our environment cleaner every day. Take cloth bags while going shopping and drive cars less. We have only one earth. We must take steps now to help protect our environment for the future wherever we are. Question: The main idea of this passage is   _  . Yes or no, is the answer "to introduce different forms of pollution and ways to control it"?
Answer: