与人参相反的药物是A．甘草B．乌头C．藜芦D．白芍E．细辛

What is the red sweater made of？

A．Wool.

B．Cotton.

C．Wool and cotton.

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.

A、the country would import more cloth.

B、the food exporter will increase the quantity of food exported.

C、the cloth exporter will increase the quantity of cloth produced.

D、the cloth exporter will increase the quantity of cloth exported.

】. Its first recorded use was in India【63】cotton cloth of very fine texture, almost【64】 silk, was made. When the Spanish【65】in the New World, they found that the Incas, the Mayas, and the Aztecs knew【66】cotton cloth.【67】of the cotton cloth made in Peru, even before the days of the Incas,【68】that it is kept in museums.

Cotton is the most important of【69】textiles. Even now, with many artificial materials【70】,more than half of all textile products are made of cotton.

Cotton comes【71】a plant of that name. When the plant is mature, the cotton grows in a white ball around the seed. To【72】the cotton for market, the seed【73】from the cotton fiber. This【74】by a machine called the cotton gin. Then cotton is【75】into huge bundles called bales,【76】are sent to the mills.【77】the fibers are combed【78】they will all be turned in the same direction.【79】, the fibers are spun into thread. From the thread, the cotton is woven into【80】.

(46)

A．into

B．out of

C．from

D．through

A．Cotton.

B．Coffee.

C．Iron.

D．Rubber.

A．Cotton.

B．Coffee.

C．Iron.

D．Rubber.

A. cloth

B. the cloth

C. clothing

D. a cloth