С! много a) the present perfect 1) she already ( to read) the book. 2) this week they ( to finish) harrowing. 3) the teacher just ( to come ). 4) they already ( to build) a new livestock department. 5) he is the most interesting person i ever ( to meet ). 6) we never ( to be) to london. 7) the students ( not to translate) the text yet. b) the past perfect 1) my rose ( to wilt) by midsummer. 2) the students of our department ( to win) the match by the time you came. 3) by 3 she ( to cook) dinner. 4) when i arrived at the party tom ( to go) home. 5) timiryazev ( to carry out) a lot of experiments before he proved his theory. 6) by the end of the 19th century scientists ( to make) the first attempts to obtain synthetic materials. 7) we couldn’t enter the room, because dan ( to lose) the key. c) the future perfect 1) i ( to do) my home work by seven. 2) the mechanic ( to install) the new equipment when you arrive. 3) by 10 the bookkeeper ( to prepare) the financial report. 4) i’m afraid he ( not to make up) his mind before the time the meeting starts. 5) before he gets home from school tonight, peter ( to eat) 3 bars of chocolate. 6) when you get back, i ( to finish) painting the door. 7) we must hurry. they ( to eat) everything by the time we come.

nemkovvlad1    1   23.08.2019 00:30    1