第1题:
第2题:
The world population is increasing faster and faster.
Half of the world’s water resources have been seriously polluted.
Humanity has not placed sufficient value on water resources.
Only half of the world’s water can be used.
第3题:
It affects the growth of trees.
It has been increasing since the Ice Age.
It is determined by the chemicals in the air.
It follows a certain cycle.
第4题:
第5题:
for recreation
in the interests of the farmers
to limit the fox population
to show off their wealth
第6题:
第7题:
第8题:
Because it is very popular to learn Chinese around the world.
Because the economy in China has developed with rapid speed.
Because every British company wants to be the best in the world.
Because the British want to remain competitive in world trade.
第9题:
They don’t want their present bosses to know what they’re doing.
They want to earn money from both jobs.
They cannot earn money as taxi drivers yet.
They look forward to further promotion.
第10题:
instruct people how to keep the bomb safe at home
coordinate the mass production of the destructive weapon
promote the large-scale sale of this newly invented weapon
block any legislation to ban the private possession of the bomb
第11题:
第12题:
They were upset.
They were furious.
They were surprised.
They were sad.
第13题:
language is a product of the brain
language is a system of meaningful codes
sign language is derived from natural language
sign language is as efficient as any other language
第14题:
are usually helpful
have little or no individual freedom
tend to lose their individuality
enjoy greater popularity
第15题:
第16题:
the UK is a good film location
the cast usually comes from Britain
Hollywood emphasizes quality
production cost can be reduced
第17题:
第18题:
The school stopped providing school lunch.
Their parents failed to pay for school lunch.
Some parents preferred fruit and milk for lunch.
These children chose to have something different
第19题:
第20题:
The bird bad finally understood his threat.
The bird managed to escape from the chicken house.
The bird had learned to scream back at him.
The bird was living peacefully with the chickens.
第21题:
第22题:
第23题:
第24题:
The rescue operation involved many people.
The cause of the explosions has been determined.
Rescue efforts were stopped on Thursday.
The explosions didn’t destroy the building.