题目

About 698,000 laptops were sold in China in______second quarter, _____12.1 percent increase from a year ago.    A. a; a          B. the; a                 C. the;the          D. a; the 答案:B 解析: 考查冠词.第一空表示“在第二季度”,序数词前用定冠词,而第二空中心词是increase,此处用作可数名词,其前用不定冠词.
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