While I _ a Zhengjian Evening Paper inth
题型:选择题
问题:
While I _ a Zhengjian Evening Paper in the sitting room, the doorbell rang.[ ]
A.was reading
B.read
C.is reading
D.had read
While I _ a Zhengjian Evening Paper in the sitting room, the doorbell rang.[ ]
A.was reading
B.read
C.is reading
D.had read