29． When it thunders, we always see the light before we hear the sound．______ It’s because

题目：29． When it thunders, we always see the light before we hear the sound．______ It’s because

A． our eyes are in front of our ears
B． our eyes are cleverer than our ears
C． our eyes can see but our ears can-t
D．light goes faster than sound

喵查答案：D

29.D【解析】这是一个科普常识，因为光速比声速快。