He wished he hadn't thought of that, but kept crawling ahead.
The ropes adjusted their course and kept crawling toward her.
She kept crawling until her hand came into contact with cold, moist stone.
It took time, and pain, and iron will, but Knot kept crawling.
We just have to keep crawling closer and closer to the speed of light.
While he talked his eyes kept crawling sidewise to the door.
It let out a long piercing shriek, but kept crawling.
I slid down the high end of the bridge and kept crawling along the ridge above the ninth pit.
She was down again, on her hands and knees, but she kept crawling.