He has got three ______ A.pair of trainers B pairs of trainer C pairs of trainers D pairs trainers

问题描述:

He has got three ______ A.pair of trainers B pairs of trainer C pairs of trainers D pairs trainers
应该选什么?

C pairs of trainers
前面是three,所以pair 和trainer都用复数.那这个句子是什么意思呢他有三双运动鞋