第1个回答 2010-04-11
It's very kind of you to help me with my study.本回答被提问者采纳
第2个回答 2010-04-11
It's so kind of you to help me with my study.
正面陈赞一般用so，后面词组help sb with sth.
第3个回答 2010-04-11
it's very kind for you to help with my study
第4个回答 2010-04-11
It is too wonderful that you help me study.
第5个回答 2010-04-11
it's very nice of you to help me with my study .