A-A+
The lecture ______ he left his seat so quietl
问题详情
The lecture ______, he left his seat so quietly that no one complained that his leaving disturbed the speaker.
A．began
B．beginning
C．having begun
D．being beginning
参考答案
正确答案：C
解析：在现在分词的独立结构中名词或代词和现在分词在逻辑上是主谓关系，如：Other things being equal，iron heats faster than aluminum．其他条件相同的条件下，铁比铝热得快。
