www.thuvienhoclieu.com
UNIT 9:
DESERTS
I.
Write the pronunciation of the underlined letter(s) in each of the following words. Use a
dictionary if you need to.
1.
desert
6. aerial
11. expedition
16. spinifex
2.
animal
7. cactus
12. hummock
17. corridor
3.
slope
8. camel
13. ro
u
te
18. E
u
ropean
4.
stretch
9. colony
14. pale
19. A
u
stralia
5.
plant
10. dune
15. survey
20. aborigine
II.
Fill in each blank with an appropriate word from the box.
aerial rainfall desert
expeditions
hummock
colonies crest
slopes
dunes
network
1.
The Sahara is the largest on the African continent.
2.
Deserts cover about one fifth of the Earth’s surface and occur where is less than
50 cm/year.
3.
In areas such as mountain , the soil is shallow, rocky or gravely with
good drainage.
4.
The Simpson desert remained a mystery until Madigan made a
survey in 1929.
5.
Some of the sand
6.
He had made two
in the Sahara can reach 180 metters in height to the
Gobi Desert to study desert plants.
7.
She half-stumbled over a of grass as she rushed towards her mother.
8.
Beneath the city lies a labyrinthine of tunnels.
9.
Most of the British in Africa, Asia and the Caribbean achieved
independence.
10.
It took us over an hour to reach the
of the hill.
III.
Complete the sentences with the correct form of the word in brackets.
1.
The Sahara desert is sparsely covered with various types of _
ranging from grasses,
shrubs, and trees. (vegetable)
2.
Deserts typically have a plant cover that is sparse but diverse. (enormous)
3.
More than a billion people all over the world are under the threat of desert
. (expand)
4.
Technological progress has boosted the of the Gobi Desert in Mongolia,
(explore)
5.
The deserts of Patagonia are expanding due to (desert)
6.
A wide base will make the structure much more . (stabilize)
www.thuvienhoclieu.com
Page 1
Để tải trọn bộ chỉ với 50k, vui lòng liên hệ qua Zalo 0898666919 hoặc Fb: Hương Trần