--- ____ was it ____ they discovered the entrance to the underground palace?
--- Totally by chance.
A. What, that B. How, that C. When, how D. Where, that
--- ____ was it ____ they discovered the entrance to the underground palace?
--- Totally by chance.
A. What, that B. How, that C. When, how D. Where, that
B
首先根据回答totally by chance可知，问句是问有关方式的问题，故第一空应填how；其次，问句是强调句型的一种特殊疑问句形式，强调的是方式状语how。故选B。