Question

英语填空3

Rivers are one of our most important natural resources.Many of the world's great 1.___ are located on rivers,and almost 2.___ country has at least one river flowing though it that plays 3.___ important part in the lives of its people.
Since the beginning of history,people 4.___(use) rivers for transportation.The longest one in the United States is the Mississippi,and the lifeline of Egypt is the Nile. 5.___ transportation,rivers give water to drink,water for crops,and chances for fun and recreation for the people 6.___ live along their banks.
However,large cities and industries that are located on rivers often make problems.As the cities grow 7.___ size and industries increase in number,the water in the rivers becomes 8.___(pollute) with chemicals and other materials.People are learning the 9.___(important) of doing more to keep their rivers clean 10.___ they want to enjoy the benefits of this natural resource.

Answer 1

Rivers are one of our most important natural resources.Many of the world's great 1.【countries】are located on rivers,and almost 2.【each】country has at least one river flowing though it that plays 3.【an】important part in the lives of its people.
Since the beginning of history,people 4.【have been using】(use) rivers for transportation.The longest one in the United States is the Mississippi,and the lifeline of Egypt is the Nile. 5.【besides】transportation,rivers give water to drink,water for crops,and chances for fun and recreation for the people 6【who】live along their banks.
However,large cities and industries that are located on rivers often make problems.As the cities grow 7【in】size and industries increase in number,the water in the rivers becomes 8.【polluted】(pollute) with chemicals and other materials.People are learning the 9.【importance】(important) of doing more to keep their rivers clean 10.【because】 they want to enjoy the benefits of this natural resource.

Answer 2

countries
every
an
has been using
otherthan
who
in
polluted
importance
since

Answer 3

1 statue 2 every 3 most 4 used 5 except 6 to 7 building's 8 polluted 9 importance 10 because