cần gấp giúp với 2 EXERCISES - Step 1: Identify the key words in the questions. Choose one word to scan in the passage to locate the questions. - Step 2: Read the questions again. Read the sentences that you have just located. Try to underline content words to help you. - Step 3: Map the words and answer the questions Exercise 1 Traffic jams no end in sight There are no easy answers to the problems of traffic jams. Traffic jams affect people throughout the world. Traffic jams cause smog in many cities across both developed and developing countries. In the US, commuters spend an average of a full working week each year sitting in traffic jams. While alternative ways of getting around are available, most people still choose their cars because they are looking for convenience, comfort and privacy. The most effective way to reduce city traffic is pricing. This means that cites charge a toll to enter some parts of town at certain times of day. In theory, if the toll is high enough, some drivers will cancel therir trips or go by bus or train. And in practice, it seems to work: Singapore, London and Stockholm have reduced traffic and pollution in city centres thanks to this method. Another way to reduce rush-hour traffic is to change the working time of employees, which lets them travel to and from work at off-peak traffic times to avoid the rush hour. Those who have to travel during busy times can share cars. Employers can also allow more staff to work from home so as to keep more cars off the road altogether. Some urban planners still believe that the best way to deal with traffic james is to build more roads, especially roads that can take drivers around or over crowded city streets. But such techniques do not really keep cars off the road; they only increase the number of cars on the road. Fill in the blanks with NO MORE THAN TWO WORDS Traffic jams cause (1)in cities. Not only developing countries, but also developed countries are facing this problem. The reason is that most people travel by car because of privacy, confort and (2)There are three ways to reduce traffic jams. First, the city can charge a (3).in some parts of the region. With clear evidence in Singpapore, London, Stockholm, pricing is proved to be the most (4)method. The second way is to change to working time, which means people should travel between home and work at (5)..hours. The last way is to build more roads. However, these kinds of method do not work because they only (6).the number of cars on the road.