---Did you see who the driver was?----No so quickly that I didn’t make out what his face

问题补充：

---Did you see who the driver was?

----No, so quickly that I didn’t make out what his face was like。

A. did the car speed by

B. the car speed up

C. does the car speed by

D. the car speeds up

答案：

(答案→)A. did the car speed by

B. the car speed up

C. does the car speed by

D. the car speeds up

解析：句意：上文，你看到司机是谁了吗？下文，没有，汽车飞驰而过，我没有看清他的脸。So…that结构，So位于句首，用部分倒装，且是发生在过去的事情，故用助动词did，选A。