4. Put the verb into the correct form.

a) Usually we _______________ (to have) classes on the campus, but today we ________________ (to go) to the training airfield.

b) I ________________ (not to come) to the lecture yesterday. I ________________ (not to feel) very well. I hope my friends ________________ (to give) me the notes later.

c) Specialists from our Research Institute _______________(just to finish) the experiment. They ________________ (to work) on it for a month.

d) My telephone _______________ (to ring) while I ______________ (to play) basketball in the sports center. It _______________ (to be) my friend Julie who told me I _______________ (to get) an excellent mark for my presentation.

e) I want to go to this concert tomorrow. I think that I _______________ (to finish) writing my course paper.

f) SSAU _______________ (to cooperate) with Oxford Polytechnic for 10 years by the end of this semester.

g) I _______________ (not to read) the book on history of aviation yet, so I _______________ (do) it all day tomorrow.

h) – What is that noise? What _______________ (to happen)?

- I ________________ (not to know). Maybe the machine _______________ (to break down).

j) Do you know who _______________ (to invent) this kind of engine?

k) I _______________ (to buy) this book last week, but I _______________ (to read) it yet.

l) Annie asked me how to use this machine, She _______________ (never to use) it before, so she _______________ (to know) what to do.

для этого есть специальные наречия

напмсал

написал*

благодарю)

можете пометить ответ как лучший?

а) have, are goingb) didn't come, didn't feel, will givec) have jast finish, have been workingd) was ringing, was playing, was, gote) will finishf) have been cooperetingg) is happening, i) don't know, has broken downj) has inventedk) bought, haven't read l) has never used, don't know