The reason why so many people are not quiet psychologically healthy is that the social pressure make them can’t relax themselves.这是一句话吗?最后的themselves可以删掉吗

the reason that和the reason why the reason why与 the reason the reason why 的用法 think of healing garden the reason why you held on so long. 这句话是什么意思 mencius belived that the reason why man is different from animols is that ma定语从句为什么要用一般现在时 we must get there before 7 o'clock.that's ___ we have to start so early A.the reason for why B.whyA.the reason for why B.why C the reason that Do you know the reason ( )she got so angry yesterday?A why Bfor Cwhich Dfor why Efor what why global financial crisis happened so long and so wides?what is the home reason for explaining ? the reason for和the reason why的区别? the reason for 与 the reason why的区别 是the reason for还是the.reason.why the reason why 和the reason that有区别吗 the reason why和 the reason that 的区别 the reason why和the reason that两者如何区分 the reason that和the reason why 分别造句 关于The reason whyThe reason why the novel is so popular is probably the excellent characterization.请问这一句话有没有语法错误? The minute you think of giving up,think of the reason why you held on so long 英汉互译：The moment you think about giving up,think of the reason why you held on so long.