she says that she never works on Sundays...she says that she never works on Sundays.我想问下为什么这个says不是said?还有为什么要加s和works为什么也加s?

翻译she says that she is cold She says she has shut the door.可以变成She says that she has shut the door. she says hello to She says Good-bye she says 是什么歌 She says that a__her classmates work hard on Sunday i don t b__ a word that she says She says that I ______________(长高了好多) She says that he want an apple有错吗?还有, she does not like her j ___on that farm,she says that she wants to be a teacher. What she says and does ----that she is a very kind person. she says that she has left a message on his disk改为一般疑问句 She says (that) she will leave a massage on his desk.是陈述句语序吗? she says she [](be)to shanghai twice what's the matter with her?she says that she's got a headache.what's the matter with her?she says that she's got a headache.这句话中she's got是不是she has got 的意思,另外能不能说 she has a headache.还有一句是：she says that she she says that she never works on Sundays...she says that she never works on Sundays.我想问下为什么这个says不是said?还有为什么要加s和works为什么也加s? She says,Clean your room! She says,''Clean your room''