当你和朋友打招呼时，你应该说（）

A.Here you are

B.Thank you

A.Welcome to our school

B.We have a school

C.This is our school

A.We have two new friend

B.I have two new friends

C.We have two new friends

D.I have a new friend

A.Sorry

B.xcume me

C.Hello

A.This way, please

B.Here you are

C.Where is it

A.Hello.My name is Mark

B.Hello.I am Mark

C.Hello.This is Mark

A.What's that

B.What's this

A.It's my room

B.My room is clean

C.I like it

A.Is this your uncle

B.Is this your aunt

C.Is this your mother