I will try my best to do!I beleive our life would be more and more beautiful 怎么用英文回复人家?

Absolutely! And I will totally be there for you and our lives will be better with each other!
好卿卿我我啊~~啦啦啦~

Sure it is!

打击式：Well,I don't think you can make it.
漠视式：Okay.
激动式：Oh,god!You're so aspirant!I believe you can succeed!
祝福式：Best wishes!