PRESENT PERFECT TENSE ПЕРЕВЕДИТЕ НА РУССКИЙ ЯЗЫК УПРАЖНЕНИЕ 1 . ПЕРЕПИШИТЕ ПРЕДЛОЖЕНИЯ ВЫБРАВ СООТВЕТСТВУЮЩИЕ ФОРМУ Present

I) 1) Have you ever seen work of a surgeon in the operating- room?  2) I have translated everything except the last article. 3) He has prepared everything for the experiment. 4) We have written English test today.

II) 1) Has the progress of chemistry enabled our chemists to make a lot of new chemical products? 2) Have the students written Latin dictation? 3) Have you been to London with your friend? 4) Has she given him this English book? 5) Have they built new hospital in the village?