職稱(chēng)英語(yǔ)衛(wèi)生類(lèi)完形填空訓(xùn)練（二） 職稱(chēng)英語(yǔ)衛(wèi)生類(lèi)完形填空訓(xùn)練（二）

　　Let's Have a Little Cooperation Please

　　Cia Andina do Triconos (CATSA), a Bolivian joint venture of the U.S. Dresser Industries and local investors, which and based its investment _____(1)_____ an allocation under the metalworking program, closed its doors after _____(2)____ to penetrate the Andean market after more than two years in operation.

　　The prospect of _____(3)_____ access to the Andean market, plus protection provided by a 55 percent "ad valorem" common outer tariff on bits sourced from outside the bloc, made the sales outlook seem _____(4)_____.

　　However, CATSA's "monopoly" position in Ancom proved specious. _____(5)_____ the plant went on stream in 1974, the company was never able to export a single drill bit to the Andean market; and its local sales were _____(6)_____ a state-owned petroleum company. This market was clearly _____(7)_____, since the operation had been based on exporting the bulk of the plant's 200-unit-per-month capacity to the Andean area.