问题描述：
--Hi,Roger!Wassup(what's up)?
--Oh,___.What are you doing recently,Cathy?
--Chatting online a lot with friends.
A not a little B no up C nothing up D not much
谁能讲解下C项和D项的用法和它们的细微差别。
--Oh,___.What are you doing recently,Cathy?
--Chatting online a lot with friends.
A not a little B no up C nothing up D not much
谁能讲解下C项和D项的用法和它们的细微差别。
问题解答：
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