找出句子中错误的一项并改正。 ( )(1)Howoldisyou ? A B C 改正___________ ( )(2)Myamten. A B C 改正___________ ( )(3)Whois hisname ? A B C 改正____________ ( )(4)Dickhavea dog . A B C 改正___________ ( )(5)Where do yourcome from? A B C 改正___________ ( )(6)Lethavefishtogether . A B C 改正___________ ( )(7)Wehas newfriends. A B C 改正___________ ( )(8)Hello,boysandgirl. A B C 改正___________