her的復(fù)數(shù)

If anyone calls, ask for their number so I can call them back.
如有人打電話來(lái)，問(wèn)問(wèn)電話號(hào)碼，這樣我可以回電話。
Theirs are the children with very fair hair.
他們的孩子是那些長(zhǎng)著滿頭金發(fā)的。
Many local people believe the development will profit them.
當(dāng)?shù)氐脑S多人認(rèn)為，這項(xiàng)開(kāi)發(fā)將對(duì)他們有利。