( ) My mother works _____ a bank . A. in B. on C. at
( )(5)She ________ my sister.A. is B.are
( )(4)This is ________.A. my B.me
( )(3)This is _________ brother.A. my B. I
( )(2)_________ you Miss.Li?A. Are B. Is
( )(1)_________ is my grandma.A. He’s B. She’s