My grandparents doesn't have many nice pictures.这里为啥要用doesn’

My grandparents have some nice pictures变成否定句 My watch doesn"t work ,I must have it repaired这里的repair为什么用过 My sister（doesn't have）a red skirt.中为什么用doesn't have?（要详细的答案 My brother doesn't have （汉堡包） My book doesn't have a c_____. friend,have,doesn't,volleyball,my,a My grangparents have many nice pictures .(改为否定句） ( )1.My dictionary doesn’t have many words.I need a ______ d My father doesn't have brothers.And my mother doesn't have b he doesn't like any subject,这里的subject是单数,为什么he doesn't have It seems that he doesn,t have many friends.改为同义句 He doesn,t 英语智力题my father doesn't have any brothers,my mother doesn't h