M: The taxi driver must have been speeding.

W: Well, not really. He crashed into the tree because he was trying not to hit a box that had fallen off the truck ahead of him.

Question: What do we learn about the taxi driver()

A. He turned suddenly and ran into a tree.

B. He was hit by a fallen box from a truck.

C. He drove too fast and crashed into a truck.

D. He was trying to overtake the truck ahead of him.

陶瓷质耐火材料包括：粘土砖、碳化硅、高铝硅、刚玉砖等。