The hosts apologized for( )that some of their guests might be vegetarians.
A、
having not considered
B、
not having considered
C、
having not been considering
D、
not considering
【正确答案】:B
【题目解析】:
非谓语的否定,not要放在最前面,所以不选AC,考虑这个动作发生在apologize for之前,所以要用having done。选B。句意:主人为没有考虑到有些宾客是素食主义者而道歉。