【題目】Over the last few decades, economic globalization _____ greatly to global growth.

A. had contributed B. has contributed

C. contributed D. contributes

【答案】B

【解析】考查動(dòng)詞時(shí)態(tài)。句意：過去數(shù)十年，經(jīng)濟(jì)全球化對(duì)世界經(jīng)濟(jì)發(fā)展作出了重要貢獻(xiàn)。根據(jù)Over the last few decades最近幾十年里，可知句子用現(xiàn)在完成時(shí)態(tài)，故選B。

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