Much new high technology has been introduced from America, ________ a great increase in the production of the company.
A．resulting inB．having led toC．contributed toD．caused
A
考查非謂語動(dòng)詞。句意：從美國引進(jìn)的多種高新技術(shù)，導(dǎo)致了這個(gè)公司產(chǎn)品的大幅增長。現(xiàn)在分詞表示主語正在進(jìn)行的伴隨性動(dòng)作，如果動(dòng)作發(fā)生在主語動(dòng)作之前則用完成時(shí)態(tài)的現(xiàn)在分詞，結(jié)合語境可知選A。
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