?他自己

... The 青年招待所协会 By himself他自己 By themselves他/她/它们自己 ...

?做自己的东西

我亦有助大大许黎明李先生， by himself ? 做自己的东西 If the blue of the sky because you exist, that I will hold the whole sky in exchange for you. ˉ memory.

?独自一人

独自一人，独自地 by himself 独自一人在此 out here on my own ..

?单独

... by prep. 通过，靠;乘(车) by himself 单独，独自 by bus/car/train/bicycle 乘坐公共汽车、小汽车、火车;骑自行车 ...