( )(1)当你向别人介绍海伦是你的妹妹,可以说:A. This is Helen B. Helen is my sister.
( )(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