About ____ countries in the world grow cotton.
查看答案
The highest quality cotton comes from Australia and Egypt/the U.S. and Mexico.
Australia and Egypt
B. the U.and Mexico
The first Chinese _____ was made of cotton.
A. paper
B. clothing
The world's largest cotton producer and importer is______.
A. China
B. India
Cotton has been grown as a crop for over _____ years.
A. 4,000
B. 7,000
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