( )（5）The first day of June is Children’s Day ___ China.
A. in B. at C. of
当你想向你的奶奶介绍你的朋友Amy时，你应该说：
A. This is my grandma.B. This is Amy.
别人帮你的忙，你应该说:
A. You are welcome. B. Thank you very much .
-Have some pears.-
A.Here you are. B. Thank you very much. C. You are welcome.
-Who’s that girl?-
A.She is my sister. B. She is tall. C. She is beautiful.
-Dad,this is Jones.-
A.Jones is a girl. B.Jones is my friend.C.Jones, this is my dad.