Cotton, like silk, was discovered and made (46)________ cloth by man before the historical period began. Its first recorded use was in India, (47)________ cotton cloth of very fine texture, almost as fine as silk, was made. When the Spanish (48)________ in the New World, they found that the Incas, the Mayas, and the Aztecs knew (49)________ cotton cloth. Some of the cotton cloth made in Peru, even before the days of the Incas, (50)________ that it is kept in museums.

　　Cotton is the most important of all textiles. Even now, with many artificial materials (51)________, more than half of all textile products are made of cotton.

　　Cotton comes (52)________ a plant of that name. When the plant is mature, the cotton grows in a white ball around the seed. To (53)________ the cotton for market, the seed must be removed from the cotton fiber. This (54)________ by a machine called the cotton gin. Then the cotton is (55)________ into huge bundles called bales, (56)________ are sent to the mills. (57)________ the fibers are combed (58)________ they will all be turned in the same direction. (59)________, the fibers are spun into thread. From the thread, the cotton is woven into (60)________.

　　46. a. into b. out of c. from d. through

　　47. a. there b. where c. which d. that

　　48. a. arrived b. reached c. returned d. came

　　49. a. to how make b. how to make c. how was made d. how making

　　50. a. very fine b. so fine c. is very fine d. is so fine

　　51. a. available b. given c. required d. ready

　　52. a. from b. through c. out of d. into

　　53. a. prepare b. leave c. grow d. start

　　54. a. is done b. is made c. done d. made

　　55. a. placed b. packed c. set d. crowded

　　56. a. that b. those c. which d. they

　　57. a. Where b. There c. In which d. These

　　58. a. so as b. such that c. as that d. so that

　　59. a. Secondly b. After c. Next d. Lately

　　60. a. clothes b. cloth c. clothing d. dress






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