, they went to bed earlier than usual
A.There was nothing more to do
B.They have nothing more to do
C.Having nothing more to do
D.There having nothing more to do
网友回答
C解析考查分词短语做做原因状语。句子两部分之间没有连词，所以前面不能是一句话。排除ＡＢ。Having这个分词短语和主句主语they之间构成主动关系，所以选择Ｃ。Ｃ项＝Because they had nothing to do .