I am their teacher .they are my students
要是用 he she 的话 后面是加 is
he is their teacher they are his students
she is their teacher they are her students
it 一般是指事物 不指人 除非是该出生的婴儿不知道性别 用it
I am their teacher .they are my students
要是用 he she 的话 后面是加 is
he is their teacher they are his students
she is their teacher they are her students
it 一般是指事物 不指人 除非是该出生的婴儿不知道性别 用it