Слова с корнем голов, ключ, дород

Прошу помогите . Correct each sentence . ИСПРАВТЕ ПРЕДЛОЖЕНИЯ 1 / Open the window .   But I opened the window .   2. i has seen the film . 3 . he have opened the door . 4 . they  have clean the room / 5 Will you wash the cups , please ? / But I have wash them.  6 .it is the funny picture i have ever seen . 7 . i havent met him two days ago . 8 it is the most difficult text we ever translated.  9 . Have he ever been to Suzdai ? 10 . Have you ever been to a art gallery ?срочноооооооооо , заранее спасибо

Спільне і відмінне між лейкоцитами , еретроцитами , тромбоцитами