A.Mom, this is my teacher
B.Mom, this is your teacher
C.Mom, he is a teacher
A.先生,您好,我们现在门店有周年活动您可以看下了解一下,如果您对哪个活动感兴趣我可以详细给您介绍下
B.先生,您好,我们现在门店有回馈老客户活动,你最好参加下
C.先生你好,我们这有个活动了解下
D.先生,您好,您有兴趣参加我们的活动吗,我给你选一个吧
A.Is this a grape
B.What are these
C.re these grapes