When I ,he in his room.A.was sleeping:was reading B.slept:read C.was sleeping:readed D.slept:was reading
问题描述：
When I ,he in his room.
A.was sleeping:was reading
B.slept:read
C.was sleeping:readed
D.slept:was reading
答
A.我睡觉时，他在房间里看书。
答
A
当我正在睡觉的时候,他正在房间里看书.
睡觉和读书两个动作同时进行,都用过去进行时.