gwd7 Q29: GWD-13-11

cate88cn

同位語移位變形, S-V
A South American bird that forages for winged termites and other small insects while swinging upside down from the foliage of tall trees, the graveteiro belongs to the ovenbird family, a group of New World tropical birds that includes more than 230 species and that are represented in virtually every kind of habitat.

原句是:The graveteiro, a South American bird…, belongs to the ovenbird family,…

1. graveteiro belongs to the ovenbird family, a group of New World
   tropical birds that includes more than 230 species and that are[C1]
   

graveteiro belongs to the ovenbird family, a group of New World
tropical birds that includes more than 230 species andis[C2]

graveteiro belongs to the ovenbird family, a group of New World
tropical birds that include more than 230 species andis[C3]

graveteiro, which belongs to the ovenbird family, a group of New World
tropical birds that includes more than 230 species and that are[C4]

graveteiro, which belongs to the ovenbird family, a group of New World
tropical birds that includes more than 230 species and is[C5]
请问这里birds后的that是指代group 还是指代birds啊，og中不是要符合紧跟的原则吗

小伊YSY

是指代的group，因为 a group of birds的中心词是group，that后使用动词单数includes可以避免that指代birds的歧义。这样，即便不是紧跟，也不会有问题。