Noboby except his parents (have) been to Beijing in the last two days.我觉得就填have,但正确的has

问题描述:

Noboby except his parents (have) been to Beijing in the last two days.我觉得就填have,但正确的has
我十分不解,我记得好像Noboby,something,noting等词后用单数.但是这里有个his parents .

Noboby,something,noting等词后用单数;这里的his parents是由介词except连接的,不能决定动词,即谓语动词由介词前面的不定代词Noboby决定,所以用has