theypron.他们They notice more.他们观察得更细致一些。They live richly.他们生活富裕。They see me roll on他们看到我在骑They are engaged.他们有婚约。They're unusable.肠腺They are dancing.他们在跳舞。They marched in .他们走进来。They dug a canal.他们开掘了一条运河。They played well.他们的球技很好。They seem to fit.看起来挺合适。