but it is so late .可以用 too 代替so why

but it is so late .可以用 too 代替so why it is too diffcult but so easy it's so late...why? this shirt is so nice ,but it _ too much I like the party so much ,but I___go home .It's too late .A. why is it so是什么意思 so late too late区别 why is__Jack is so late for the class?A.it that B.that it C. Why should you be so late today?可以省略成why so late today? why is ____ you are so late for the class?1.it that 2.that i I am so down tonight and don' t know why . it is really late It was too late.So she hurried____to work