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Look at the world map and match the deserts with their
correct locations
1. The Gobi Desert
2. The Great Sandy Desert
3. The Mojave Desert
4. The Sahara Desert
A. California (America)
B. Africa
C. Mongolia (Asia)
D. Australia
1. The Gobi Desert
2. The Great Sandy Desert
3. The Mojave Desert
4. The Sahara Desert
A. California (America)
B. Africa
C. Mongolia (Asia)
D. Australia
Work with a partner and say whether the following statements about deserts are TRUE or FALSE
TRUE FALSE
1. There is no water in a desert.
2. Some desert can be very cold for most of the year.
3. Camels, the most popular desert animals,
can be found in all deserts.
4. The humps on camels’ backs hold water.
5. Cacti are the most well-known desert plants.
expand (v): to become or make sth greater in size, number or importance
A tyre becomes larger when you pump air into it. It expands.
expansion (n) expansive (adj)
aware about sb/sth, that … : having knowledge of sb/sth, realizing sth
Do you know what time it
is?Are you aware of the time?
She was too busy to realize that the baby
was crying. She wasn’t aware that the baby
was crying.
victim (n): a person, an animal or a thing that is injured, killed or destroyed as the result of crime, bad luck, an accident, etc.
Many people were killed and injured in the earthquake in China last year.
They are the victims of this earthquake.
herd (n) a number of animals, esp cattle, feeding or staying together
A herd of buffaloes is a
group of buffaloes which live together.
Affect / Effectaffect (v): to have an influence oneffect (n): a result or an influence
It’s not safe to drink and drive because alcohol affects the drivers’ concentration.
Alcohol has a very bad effect on drivers.
fix (v) 1. to fasten sth firmly to sth
2. to repair or mend sth
Somebody has fixed the picture of Monet to
the wall.
My clock doesn’t work. It needs fixing.
fixed (adj): already arranged and decided.
Ex: The plan is fixed. You cannot change it
anymore.
fixation (n)
advance (v): 1. to move forward, often in an aggressive or threatening way
Ex: The climbers have advanced two miles from the base camp.
2. to make progress
Ex: He has advanced much in his study.
advance (n): 1. [C] a forward movement
2. [U] progress through time
advanced (adj): involving or capable of a more
difficult level of work: advanced level, advanced
students
threat (n): 1. an expression of one’s intention to punish or harm sb, esp if they do not do as one wishes
Ex: They do not carry out their threat to cut off the water supply.
2. a person or thing likely to cause trouble, danger, etc.
Ex: Terrorism is a threat to the whole countrythreaten (v)
He threatened to fire me if
I continued to come to work late.
temporary (adj): lasting or meant to last for a limited time only, not permanent
Ex: This arrangement is only temporary. It will have to be changed in the future.
constant (adj): going on all the time, happening again and again.
Ex: I can’t stand her constant complaints any more. She just keeps complaining all days and nights.
eat up
cut down
catch up
turn into
wash away
eat sth up: to use sth in large quantities
Ex: This car consumes too much petrol. It really eats up petrol.
eat up
cut down
catch up
turn into
wash away
cut sth down: to make sth fall down by cutting it at the base
cut sth down; cut down (on sth): to reduce the amount or quantity of sth
Ex: The doctor told him not to smoke too much. He was told to cut down on his smoking.
eat up
cut down
catch up
turn into
wash away
turn (sth) into: to change or cause sthto change into a completely new state
Ex: After being kissed, the frog turned into a handsome prince.
eat up
cut down
catch up
turn into
wash away
catch up sth: hold or retain sth.
Ex: Clay soil retains water. It catches up water.
catch up (with sb): to reach sb who is ahead, eg. in a race; to reach the same stage as sb
Ex: After missing a term through illness, he had to work up to keep up with others.
eat up
cut down
catch up
turn into
wash away
wash away: (of water) to remove or carry sb/sth away to another place
Ex: The footprints were washed away by the rain.
Answer the following questions?
1. What may be the causes of desert
expansion?
2. What is “dune fixation”?
3. In what way can Beijing be affected by the
Gobi Desert?
4. Which method of stopping desert expansion
is harmful to the environment?
Complete the following summary of the reading text,
using no more than three words for each blank.
In many parts of the world, people are suffering desert
(1)…………… They have made a lot of (2)…………… to
solve the problem. The first way is (3)…………… sand
dunes to prevent sand from moving by planting trees or
(4)…………… fences. Another measure is (5)……………
for fuel. The third way is (6)…………… on the sand so
that water can be retained. Some other (7)……………
methods include building (8)…………… to water dry
areas and making stone lines to catch up rainwater.
Discuss in groups and answer the questions below.
Do you think some part in Vietnam may become
a desert in the future? Why or why not?