verb + themselves
动词后接反身代词表示动作回到主语自身。
They taught themselves English.
他们自学了英语。
他们自己；她们自己；它们自己
Reflexive or emphatic form of 'they', referring back to the subject or used for emphasis.
根据所指对象的性别和生命性选择：他们自己（含男性或性别不明），她们自己（全为女性），它们自己（物或动物）。也可用于强调。
他们自己；她们自己
pron. The plural of himself, herself, and itself. See；Himself, Herself, Itself.
The children dressed themselves this morning without any help.
今天早上孩子们自己穿好了衣服，没有要任何帮助。
用法提示：这里 themselves 是反身代词，作宾语，指代主语 the children，表示“他们自己”。
They looked at themselves in the mirror and laughed at their silly haircuts.
他们看着镜子里的自己，嘲笑自己愚蠢的发型。
用法提示：这里 themselves 用在介词 at 后面作宾语，反身指代 they，意为“他们自己”。
The players trained hard every day to improve themselves before the big match.
这些选手每天刻苦训练，以便在大赛前提高自己。
用法提示：这里 themselves 作不定式 to improve 的宾语，反身指代 the players，表示“他们自己”。
动词后接反身代词表示动作回到主语自身。
They taught themselves English.
他们自学了英语。
表示独自，没有他人陪伴。
The children played by themselves.
孩子们自己玩耍。
用于强调主语。
They themselves built the house.
他们自己建造了房子。
grammar · medium
易错句子They need to take care of themselves's things.
正确表达They need to take care of their own things.
错误：用'themselves's'作所有格。正确：'their own'表示他们自己的东西，'themselves'是反身代词，不能加's作所有格。
grammar · medium
易错句子They looked at themselves in the mirror but didn't see each other.
正确表达They looked at each other in the mirror but didn't see themselves.
错误：混淆'themselves'和'each other'。'themselves'指同一主语内的反射，'each other'指相互动作。此处应为互相看，而不是看自己。
反义词：‘themselves’指自己，‘others’指其他人
themselves 用于复数主语；themself 是非标准形式，用于单数they作主语时的反身代词
玩得开心
They enjoyed themselves at the party.
他们在聚会上玩得很开心。
表达自己
Children should be encouraged to express themselves.
应该鼓励孩子们表达自己。
独自；靠自己
The children finished the homework by themselves.
孩子们自己完成了作业。
自取；擅自拿取
Please help yourselves to some coffee.
请自己取用咖啡。
亲眼看看
They went to the site to see for themselves.
他们去现场亲眼看了看。
独立思考
Students need to learn to think for themselves.
学生需要学会独立思考。
them (他们) + selves (自己们)
him (他) + self (自己)
her (她) + self (自己)
it (它) + self (自己)
your (你/你们) + self (自己)
our (我们) + selves (自己们)
与反身代词相对，表示相互动作
对比‘自己’的独处状态
群体中除自己以外的成员
他们自身所属的集体
关于他们自身的行为责任
独自地；独立地
The children finished the project by themselves.
孩子们自己完成了这个项目。
本身；本质上
These problems are not serious in themselves, but they could cause trouble later.
这些问题本身并不严重，但以后可能会引起麻烦。
（因生病或疲劳）不在状态，表现异常
She hasn't been herself lately; I think she's stressed.
她最近状态不太对劲，我觉得她压力很大。
人们自己做不到某件事时，他们会告诉你你也做不到。
They should trust themselves more.
他们应该更信任自己。
人们不应该害怕他们的政府。政府应该害怕他们的人民。而他们自己就是人民。
The students organized themselves into groups.
学生们把自己组织成小组。
Dictionary facts from ECDICT, WIKTIONARY.