The first step of producing hand-made cotton cloth is to twine and spin the cotton.
举一反三
- Which of the following is NOT the difference between Bt cotton and common cotton A: Bt cotton is stronger than common cotton. B: Bt cotton yields more than common cotton. C: Bt cotton needs less pesticides than common cotton. D: Bt cotton is harm to cotton bollworms.
- Which is cheaper, cotton cloth or gunny cloth? ____________
- The cloth is made ___________cotton.
- Removing seeds from cotton plants was a slow job until Eli Whitney invented the cotton gin. What is a cotton gin? A: a drink B: a book C: a machine D: a cloth
- Which of the following would unambiguously cause a decrease in the equilibrium price of cotton shirts? ( ) A: an increase in the price of wool shirts and a decrease in the price of raw cotton B: a decrease in the price of wool shirts and a decrease in the price of raw cotton. C: an increase in the price of wool shirts and an increase in the price of raw cotton. D: a decrease in the price of wool shirts and an increase in the price of raw cotton.