选用合适的句子完成对话 Betty:Hello,Li Jun.This is Betty Li Jun:Hi,Betty.1.______ Betty:Great!2.___

选用合适的句子完成对话 Betty:Hello,Li Jun.This is Betty Li Jun:Hi,Betty.1.______ Betty:Great!2.___
选用合适的句子完成对话
Betty:Hello,Li Jun.This is Betty
Li Jun:Hi,Betty.1.______
Betty:Great!2._____Are you busy now?
Li Jun:Yes.Spring Festival is coming soon.We are getting ready for it.
Betty:Really?3.______
Li Jun:My father is making *s and I'm helping my mum clean the house.
Betty:I see.4._______
Li Jun:Yeah.Ilike Spring Festival very much.It's important in China.
a.You're having a good time.
b.What's happening?
c.What are you doing?
d.How are you doing?