Questions 1~5 are based on the following passage:London started its first major bike hire scheme on July 30th. Transport For London (TFL), the agency responsible for moving people around England’s capital, put 5,000 bicycles in 400 different locations around the city. The idea is to cut traffic, reduce pollution and provide a greener way of getting around London’s streets. The scheme had a few teething problems on its first day as people could not lock the bikes properly once they had finished riding them. As a gesture of goodwill, London Mayor Boris Johnson announced all rentals on the first day would be free of charge. The bikes are available for free for the first 30 minutes but costs go up steeply thereafter. Renters have to pay $1.60 for the first hour and $78 for 24 hours. The bikes are clearly designed for very short trips. TFL says it sees a “cycle revolution” happening in London. It predicts there will be around 40,000 new cycle journeys every day on the rental bikes. Mr Johnson says he wants to see a return to the turn of the 20th century, when 20 per cent of journeys in London were made by bicycle. The scheme has received a lot of positive feedback in the first two days. ManyLondoners believe it is a great alternative to London’s overcrowded and overpriced trains and buses. One commuter (远程上班族), Andy Clark, told the Reuters news agency: “It’s a great idea. I’ve seen it operating in Paris and Barcelona and thought why don’t we have one?” The Londonist Blog said the bikes were very sturdy and were “designed to withstand a beating from both careless cyclists and drunken vandal s （故意破坏公物者）”. London’s bike rental service is intended to ______.