判断这句英文属于哪种名词性从句.(宾语\表语\主语\同位语从句)The thought came to him that Mary had probably fallen ill.

判断这句英文属于哪种名词性从句.(宾语\表语\主语\同位语从句)
The thought came to him that Mary had probably fallen ill.

这是一个同位语从句,原句即The thought that Mary had probably fallen ill came to him .其中,that Mary had probably fallen ill 做thought的同位语,that是引导词.

同位语 that....做thethought的同位语