My brother and I _____ having lunch.A.am B.is C.are
Lily: ?Mike:I'm six.
Tom: ,LiLei.LiLei:Nice to meet you, too.
Sarah:How are you, Peter?Peter:
Meimei: ?Kate:My name's Kate.
请根据对话情景选出合适的答语,将标号写在横线上。(10☆)