In the U.S., commuters spend an average of a full work week each year sitting in traffic,_______ (18). While
In the U.S., commuters spend an average of a full work week each year sitting in traffic,_______ (18). While alternative ways of getting around are available, most people still choose their cars because they are looking for convenience, comfort and privacy.
_______ (19), whereby cities charge a toll to enter certain parts of town at certain times of day.
In theory, if the toll is high enough, some drivers will cancel their 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 centers______ (20).
Another way to reduce rush hour traffic is for employers to implement flexitime, ______ (21)
Those who have to travel during busy times can do their part by sharing cars. Employers can also allow more staff to telecommute (work from home) so as to keep more cars off the road altogether.
Other, more forward-thinking, planners know that more and more drivers and cars are taking to the roads every day, and they are unwilling to encourage more private automobiles when public transport is so much better both for people and the environment.
For this reason, the American government has decided to spend some $7 billion on helping to increase capacity on public transport systems and upgrade them with more efficient technologies._______ (22).
(Adapted from Mini-ielts.com)
Đáp án đúng là: D
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Đáp án cần chọn là: D
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