A Modem day agricultural procedures in Cambodia.
B Religious temples of the ancient Khmer Empire.
C A possible explanation for the decline of a civilization.
D The essential role water plays in farming.
A architecture of ancient Asian civilization
B religious practices of the people of Angkor
C the form of government practiced by the Khmer Empire
D the other six wonders of the world
A was unable to supply fish for the people of Angkor
B is one of the Seven Wonders of the World
C is an enormous body of fresh water in Asia
D became polluted due to a population explosion
A battle
B summit
C location
D chief
A supplied irrigation from the Indian Ocean
B helped transport the sandstone for constructing temples
C were destroyed by nearby warrior’s tribes
D became non-functional due to overuse
A man-made
B numerous
C natural
D insincere
A reservoirs and canals
B temples and palaces
C rice paddles
D farmland
A supplemented their diets with meat hunted in the nearby jungles
B were intentionally starved by the farmers
C lost their food source due to excess rainfall
D depended upon rice as their main source of food
A reduction of nutrients
B contamination of soil
C loss of water supply
D erosion of soil
A incomplete
B deteriorated
C beneficial
D disorganized
A sun
B wind
C dammed rivers
D oceans
A utilize
B declare
C contain
D determine
A To give a current example of ocean-based energy technology
B To explain that dams are effective producers of sustainable energy
C To draw a comparison between two sources of renewable energy
D To show that alternative energy sources have not been successful
A waves do not represent the only form of ocean power
B tropical oceans produce the greatest amount of energy
C scientists first attempted to collect power from ocean tides
D most of the electricity created by oceans is not usable
A cause
B define
C order
D monitor
A Many of them use submerged objects to obtain the waves’ energy
B Compressed air must be present for them to work properly
C They undertake three steps in order to collect wave power
D They rely on the water’s motion to create electricity
A They attached the partially submerged chamber to the sea floor
B They generated the electricity which was then collected in turbines.
C They conducted the electricity from the generator to the shore.
D They provided stability during powerful ocean storms.
A delivered
B prevented
C protected
D approved
A They do not believe wave-energy devices can withstand ocean forces.
B Their interests often conflict with those of the energy industries.
C They demand much scientific research before they provide funding.
D Their support is often essential to the success of new endeavors.
A the difficulty of finding feasible locations
B the destructive power of the ocean
C the size of the equipment involved
D the constant changing of the tides
A extremely
B relatively
C surprisingly
D straightly
A maintain
B predict
C speed up
D slow down
A thoroughly planned
B intentional
C purposeful
D accidental
A pull down
B throw away
C rebuild
D decorate
A additional
B special
C natural
D concentrate
A the
B have
C because of
D those
A Unfortunately
B passers- by
C no notice
D shouts
A wrote
B in addition
C other
D work
A get angry
B yourself
C by
D else's fault
A to do
B core
C and then
D other
A can
B must
C would
D might
A off
B away
C out
D in
A paid
B gave
C made
D said
A spill
B spread
C flood
D flow
A look him up
B look after him
C care about him
D make him up
A vaguely
B barely
C intensely
D randomly
A moreover
B nevertheless
C furthermore
D consequently
A simply
B nearly
C far too
D much more
A Should you require
B You should require
C If you are requiring
D Were you to require
A praised
B approved
C congratulated
D cheered
A temperature
B questionnaire
C accommodation
D identification
A shock
B horror
C panic
D fright
A should have left
B must have left
C have left
D ought to have left
A dent
B crack
C cross
D fold
A I don’t think so
B I think the other way
C I don’t, either.
D I think opposite.
A not on your life
B It's a matter of life and death
C No worry, that's nothing
D It's ridiculous
A What a shame
B Oh, it's hotter and hotter
C I can't bear to think about it
D I don't like hot weather
A lost
B missed
C failed
D dropped
A customer
B rider
C pedestrian
D passenger
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