问题补充：
English that I couldn’t follow her.
A. So did fast the native speak
B. So fast did the native speak
C. Did the native speak so fast
D. So fast the native did speak
答案：
A. So did fast the native speak
(答案→)B. So fast did the native speak
C. Did the native speak so fast
D. So fast the native did speak
解析：句意：这个当地人讲英语是如此的快，以致于我都跟不上她。so +形容词置于句首时，句子要进性部分倒装，构成“so +adj+助动词+主语+谓语+that”的倒装，故选B
