what is that?it's____大神们帮帮忙what is that?it's____ 1 a pencil of Mary 2 a Mary's pencil (请说明理由)

问题描述:

what is that?it's____大神们帮帮忙
what is that?it's____ 1 a pencil of Mary 2 a Mary's pencil (请说明理由)

1 因为如果是第2种的话,应该说成:Mary's pencil.所以应选1