That is my sister.（改为复数形式）

that girl is my sister 改为一般疑问句怎么改 That is his parents That is his sister This is my brother These are my friend 以上改一般疑问句 That is my sister改为复数形式 that is my sister改为一般疑问句 This is my sister a什么that is my brother? 英语 改同义句my sister is a student改为同义句 my sister is _ That balloon is my sister’s.(划线部分：my sister’s) 是whose balloon is that? is that your sister改为复数形式,怎么改? My sister is more outgoing than me.改同义句 my sister is good at kids .改句子的错误 My kid sister is five years old改同义句 My kind sister is five years old.改同义句. I'm at home with my sister.改同义句MY sister is ___ ___with me 1.This is his brother改复数形式 2.That is my sister.改复数形式 3.Those are blue pens改单数形式4.She's my sister对my sister提问 5.These are my grandfather and grandmother.改为同义句 These are my____ That is my book.改否定句 That is my brother.改否定句. That is my dictionary改同义句 that is my photo改复数