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题目内容 (大学英语1)
Comprehensive Exercise
There are five incomplete sentences in the following passage.Read the passage and choose the
word that best fits into the passage.Do remember each word can be used only once.
A with B.estimated C.inexhaustible D.remains E.use
People have been making_____1 of these natural supplies for thousands of years._____2
the development of technology and the increase of the population,the amount and range of
materials.It is ____3 that this trend will continue in the years to come.However,natural resource
are not____4.Some resources are already nearly used up.For example,the end of the world’s fuel
is already within sight.Such an essential daily item as water is in short supply in many parts of the
world.We can no longer thoughtlessly use many resources provided by nature.We must learn to
conserve what ____5.

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