问题补充：
--Can you go to the concert with us?
--Sorry, I can’t．I have homework to do and I’m tired.．
A. too much, too much
B. too much, much too
C. much too, too much
D. much too, much too
答案：
A. too much, too much
(答案→)B. too much, much too
C. much too, too much
D. much too, much too
解析：too much“太多”用作形容词，后接不可数名词。也可用作代词。much too 太”是副词。后接形容词或副词。too much当中的too是副词，修饰much. much too当中的much是修饰too的， 用来加强too的语气。
