问题
选择题
Just then,another man, _______ behind the first,spoke up，“Who are you?”.
A．sitting
B．to sit
C．sat
D．having sat
答案
A
sitting behind the first表伴随。由于不存在先后动作对照，故不能选择选项D。
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Just then,another man, _______ behind the first,spoke up，“Who are you?”.
A．sitting
B．to sit
C．sat
D．having sat
A
sitting behind the first表伴随。由于不存在先后动作对照，故不能选择选项D。
