Yesterday I in the street when I across one of my old classmates．A.walked; was c
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Yesterday I ________ in the street when I across one of my old classmates．
A.walked; was coming
B.was walking; came
C.walked; came
D.was walking; was coming
试题答案
B
解析：延续性动词用过去进行时，短暂性动词用一般过去时。