Unfortunately, when I dropped in, Doctor Li _____ for Beijing to join in the fight again SARS, so we only had time for a few words.
A.just left
B.has just left
C.is just leaving
D.was just leaving
网友回答
D解析动词时态的考查。当我去看他时，他正要去北京参加抗击非典，所以只跟他说了几句话。情景是他正要去。又因为e，leave，arrive等动词的进行时表将来时，故