第1个回答 2009-04-14
if i have something which i do not know ,may i ask you again?
第2个回答 2009-04-14
May I still ask you if I have something not understand?
第3个回答 2009-04-14
Can i ask u again when i got a problem(question)?
第4个回答 2009-04-14
May i ask you if i have any other problems?本回答被提问者采纳
第5个回答 2009-04-14
Could i ask you again if i have something difficult?