问题
选择题
In the cinema, there was an old man______ beside me.
A．at
B．sit
C．sitting
D．to sit
答案
答案：C
用现在分词做定语。不定式表示将来。
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In the cinema, there was an old man______ beside me.
A．at
B．sit
C．sitting
D．to sit
答案：C
用现在分词做定语。不定式表示将来。