Hardly _____ the dormitory the next morning when we _____ we had left our map in the room.[ ]

Painting from still images leads to a loss of sensitivity, which is _____to an artist. [ ]

____ it was late, the students were still studying inthe classroom.

Please give us the reason ______ the goods were delayed.

29．— How do you Chinese celebrate Mid-Autumn Day— Well，it depends．For me，Iusually sit in the yard，________the full moon with my family．