我的爸爸是高的并且强壮的用英语改为否定句
我的爸爸是高的并且强壮 My father is tall and strong.(肯定句) My father isn't tall and strong.(否定句) be的肯定形式为am,is,are。 否定形式为is't,aren't,am not。 其过去式的肯定形式为was,were。 其过去式的否定形式为wasn't,weren't。 例句:He was not in the school library yesterday...