问题
选择题
--I don't think we have met before.
--Yes, once at a party, but we___________.
A．weren't introduced
B．didn't introduce
C．haven't introduced
D．were not introducing
答案
答案：A
本题是动词的语态考查。introduce是及物动词，后面需要有一个名词。本题中introduce后没有宾语，所以用被动，意思是：“但是没有给我们介绍。”