8.Do you remember ______ to Professor Smith during your last visit?(5分)
Ato be introduced
B to have introduced
C having introduced
D being introduced
出自:南京信息职业技术学院s成教英语(一)

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块