第1个回答 2010-10-24
what are you doing
是用来疑问的,
what you are doing
可能是从句
第2个回答 2010-10-22
are在前是疑问句,在后是复合句中后面那部分本回答被提问者采纳
第3个回答 2010-10-22
what are you doing
用在问句子
what you are doing
用在句子
第4个回答 2010-10-23
what are you doing?问句
。。。。。what you are doing 复合句