drор的动名词是什么?？
及物动词vt.1.使滴下She dropped some lemon juice into her tea.她在茶里滴了几滴柠檬汁.2.丢下*，扔下——🎆；降低I dropped the letter into the mail-box.我将信投入信箱.
Look!Dr Ma _is performing___(perform)an operation on a blind boy.
...being called Dr.Turner.中的his是怎么回事,动词后面不是加宾格吗...
being called Dr.Turner 被当成了1个名词名词前面是能够家所属关系的形容词his apple 也可以his being called Dr.Turner 他老坚持别人该称呼他为Turner博士。He has always insisted on being called Dr.Turner 也可以不填his