During the storm, the … are very dangerous for ships and sailors.
a). hills b). mountains c). cliffs
2. The Sahara … is the largest on a planet.
a). valley b). desert c). park
3. In big cities, lots of people are fond of … . they usually run in the parks and along the streets.
a). cycling b). hiking c). jogging
4. The … of mountain Everest is 8,848 metres.
a). height b). length c). high
5. Each country has its own … of nature. For example, Russia is famous for its Lake Baikal.
a). works b). wonders c). surprises
6. 6. The…. of the Thames is just over 330 km long
a). height b). length c). age
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