你想向别人介绍你的朋友，应该说（）

A.This is my mom

B.Nice to meet you

C.Is he your brother

D.Who's that girl

A.Nice to meet you

B.Good morning

C.You’re welcome

A.This is my mom

B.Nice to meet you

C.Is he your brother

D.Who's that girl

A.Mike, this is my brother, Sam

B.Sam, this is my brother, Mike

C.Sam, Mike, this is my brother

A.Welcome to our school

B.We have a school

C.This is our school

A.Thank you

B.It’s nice

C.Don’t say that

D.Oh, no

A.Nice to meet you

B.Good morning

C.You’re welcome

A.Nice to meet you

B.What’s your name

C.Who’s she

A.How old are you

B.I'm sorry

C.Nice to meet you

A.This is Mr Black. He’s a teacher

B.This is Miss White. She’s a teacher

C.Miss White, this is my friend