He seemed to have been asleep, so I said nothing, but sat ________ he would see me ________ waking.
A. whether; when B. that；when C. which；where D. where；when
He seemed to have been asleep, so I said nothing, but sat ________ he would see me ________ waking.
A. whether; when B. that；when C. which；where D. where；when
D
D. 由where引导一个地点状语从句，表示坐 (sat) 的地方；后面是带有连词的现在分词作时间状语，when waking=when he woke。