第1题:
By saying "the world has been spared a t.rue water war" (Line 1, Para.4), the author means( )
[A] the water supply in the world is more than needed
[B] the world has saved enough water to avoid the war
[C] the world has never suffered a war triggered by water
[D] the world spares no effort to avoid a war caused by water
第2题:
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第9题:
People celebrate World Wetlands Day by taking part in competitions.
People celebrate World Wetlands Day by taking hips to local wetlands.
People celebrate World Wetlands Day by listening to talks about the wetlands.
People celebrate World Wetlands Day by talking about the weather.
第10题:
第11题:
It comes the second among nations in carbon emissions.
It has five percent of the world’s population.
It accounted for nearly half of the global increase in emissions in the last decade.
Its carbon emissions have jumped 47%since l990.
第12题:
Climate change.
Poor sanitation.
Pollution.
Population growth.
第13题:
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第19题:
continuous running of the compressor
high suction pressure
high discharge pressure
short cycling of the compressor on the water failure switch
第20题:
All over the world.
In ships
At home.
In their own way.
第21题:
对
错
第22题:
第23题:
had fought in the Second World War
may have suffered much during the previous war
helped build a bonfire on VE Day
added something to the fire to keep it going too
第24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.