Tom has two brothers.怎么变为否定句?

Tom has two brothers.怎么变为否定句? Tom has two brothers.怎么变为疑问句? Lily has two brothers and two sisters.(改为否定句) TOM has twelve basketball 变为否定句 Emma has two brothers.（改为否定句） They are brothers变为否定句 将下列句子改否定句,一般疑问句Alice has two brothers Tom has no brothers.的同义句 同义句：Tom has no brothers or sisters.同义句 Tom has ___ brothers My sister has a new car怎么(变为否定句) gina has two ping-pong bats怎么改为否定句 Mary has two big eyes.改为否定句怎么改