Going Underground
Because of the (1)______associations with the dark 1. ______
underground, living underground in the future may not seem a
good idea. But there are advantages to an underground living.
First, the (2)______would cease to be a trouble. There 2. ______
is no problem of keeping a (3)______temperature. So it can 3. ______
save much energy. We are also safe from the (4)______ 4. ______
caused by bad weather.
Second, there would be no (5)______time. As the daylight 5. ______
is man-made, it could be (6)______to meet our needs. 6. ______
Third, the (7)______stability could be ensured. Human 7. ______
habitation damages the wild and (8)______many species of 8. ______
their natural habitat. Moving underground would turn the
Earth’s surface back to wilderness and greenery.
Fourth, nature would be (9)______Instead of a 9. ______
withdrawal from the natural world, living underground would
make us easier to reach countryside than living above ground.
The countryside is just a few hundred yards (10)______the 10. ______
city.