【单选题】—I called you at 8:00 yesterday, but nobody answered. —Sorry, I ___ an important meeting in the office.
【单选题】— I called you at 8 : 00 yesterday evening , but no one answered. — Sorry. I ________ clothes for my parents at that time.
【单选题】-What were you doing when I called you at 8 o'clock yesterday? -I _________ the violin at that time. [ ]
【单选题】下列哪个不是 Hadoop 运行的模式?( )
【单选题】— I called you at 8:00 yesterday evening,but no one answered. — Sorry.I_____ TV with my parents at that time.
【单选题】—I called you at 8 O’ clock yesterday evening, but nobody answered. — Sorry. I ______ the “ Moving China 2012” award on TV. I was so deeply moved that I missed your call.