( ) He works ____ a farm . A. in B. on C. at
——Is this woman your mother ? —— A.Yes, he is. B.No, she isn’t.
——Nice to meet you. —— A.Thank you. B.Nice to meet you, too.
当你把朋友Amy介绍给同学们时,应这样说: A.Hi, she’s my friend, Amy.B.This is my friend , Amy.
二十六个学母中,既是单词又是字母,且永远大写的是 A.A B.I
——Have some tea , Mom . —— A.You are welcome. B.Thank you.