If anything hanppens to him ,let me know.此处为什么happen 要加s呢?

问题描述:

If anything hanppens to him ,let me know.此处为什么happen 要加s呢?
是不是和anything 有关?还有哪些词是这样的?

anything、 something、nothing、anyone、someone、no one、anybody、somebody、nobody等作主语时,都为单数,其谓语为一般现在时时要加s