____ excited all Chinese and even all Asians most in the Athens 2004 Olympics was ____Liu Xiang won the gold medal of the men's 110m hurdles by clocking 12.91 seconds to equal the world record.
A.What; which
B.What; that
C.Which; what
D.Which; that
网友回答
B解析what和that都引导名词性从句，关键在于what还要充当句子成分。