they作為代詞，含義為他/她/它們，指性別不詳?shù)娜?，用以代替he或she；them意為他們，用以代替him或her；their意為他/她/它們的，用以代替his或her。

一、they的含義及用法they作為代詞，意為他們;她們;它們;用以代替he或she，指性別不詳?shù)娜?(泛指)人們，人人，眾人。在句中作主語(yǔ)，放在開(kāi)頭。例句：If anyone arrives late they'll have to wait outside.誰(shuí)要是遲到，他就得在外面等著。The rest, as they say, is history.其余的就盡人皆知，不須贅述了。They now say that red wine is good for you.現(xiàn)在專家說(shuō)喝紅葡萄酒對(duì)人有好處。The two men were far more alike than they would ever admit...那兩個(gè)人也許不承認(rèn)，可他們非常相像。

二、them的含義及用法them作為代詞，含義有他們;她們;它們;指性別不詳?shù)娜藭r(shí)，用以代替him或her。在句中作賓語(yǔ)，跟在謂語(yǔ)之后，常放在句子末尾。例句：Tell them the news.把這消息告訴他們。If anyone comes in before I get back, ask them to wait.如果在我回來(lái)之前有人來(lái)，就請(qǐng)他等一等。It takes great courage to face your child and tell them the truth.面對(duì)自己的孩子，告訴他們真相是需要很大勇氣的。I can probably make the time to see them.我大概能騰出時(shí)間去看望他們。I'm not going to let them get one over on me!我決不讓他們勝過(guò)我！三、their的含義及用法their作為they的形容詞性物主代詞，意為他們的;她們的;它們的;在提及性別不詳?shù)娜藭r(shí)，用以代替his或her。例句：Their parties are always fun.他們的聚會(huì)總是樂(lè)趣橫生。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。Make sure you get a good look at their faces.你一定要仔細(xì)看清他們的面孔。Within three days they had exhausted their supply of food.他們?cè)谌熘畠?nèi)就把所有糧食吃光了。