【正文】
m 1950 to 1990. In the same period, there was a steep drop in the numbers of people riding bicycles or walking. In addition, the trend was acpanied by a slight decline in the number of bus users. In 1950, only about 5% of all muters used cars. This shot up to over 25% in 1970, and to about 30% in 1990. The number of foot travelers halved in both 20year periods successively, and bike riders followed suit. The use of buses rose sharply until 1970, and then declined to somewhat lower than its former level over the next 20 years. The graph suggests that people are being less active. In 1950, most people traveled to and from work in th is city either on foot or, to a slightly lesser extent, by bike. But by 1990, cars were by far the most popular mode of transport, and almost as many people were still traveling by bus in 1990 as in 1950, with very few using bikes or walking. Writing Task 2 You should spend about 40 minutes on this task. Present a written argument or case to an educated nonspecialist audience on the following topic. The first car appeared on British roads in 1888. By the year 2000 there may be as many as 29 million vehicles on British roads. Should alternative forms of transport be encouraged and international laws introduc