Sahara of Africa is the world's largest desert.
Ø / the B. The / Ø C. A / an D. The / an
The Sahara contains complex linear dunes that are by almost 6 kilometers.
developed B. separated C. lay D. located
A is a landscape or region that receives very little precipitation.
dune B. desert C. sandy area D. shrub land
Deserts are often composed of and rocky surfaces.
water B. trees C. oil D. sand
Three great stretches of sandy deserts almost circle the center of Australia.
dunes B. valleys C. lands D. areas
Deserts are also classified by their location and dominant weather pattern.
geographical B. aerial C. sandy D. facial
Thanks to pictures taken by satellites, deserts have not a mystery in our time.
hidden B. intended C. remained D. attained
Can you make a estimate of how much our expedition in the desert may be?
rough B. roughly C. roughing D. roughen
After Peter had returned from the Sahara desert, he was confined to bed by a disease.
mystery B. mysterious C. mysteriously D. mysteriousness
In the northern part of the Simpson Desert, the dunes are separated by of low, open shrubland.
streets B. ways C. corridors D. lines