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【单选题】
What does GFL do with its worker safety and environmental practices, according to the second paragraph ?A.
Continually upgrade them.
B.
Keep using the traditional methods.
C.
Hire new workers to clean the environment.
D.
Import new technology from overseas companies.
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举一反三
【单选题】The end sentence of the article is to ______.
A.
emphasize the importance of love
B.
explain how people love each other
C.
show why lovers exchange rings
D.
tell a story of rings in the universe
【单选题】The author's intention in writing the article is to make Americans realize that ______.
A.
it is dangerous to ignore their foreign friends
B.
it is important to maintain their leading role in world affairs
C.
it is necessary to use several languages in public places
D.
it is time to get acquainted with other cultures
【单选题】The purpose of the article is to draw public attention ______ the problem.
A.
to
B.
on
C.
in
D.
for
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