Ответ:

1. Helen speaks French well because she has lived (to live) in France before. 2. I have never been (to be) to Washington. 3. He has been doing (to do) his course paper since morning. 4. When I came (to come) home, my family were/was having (to have) supper.  5. Where have you put (to put) my umbrella? It is raining outside? 6. The rain has stopped (to stop) and the sun is shining. 7. When we were having (to have) a meeting, the telephone rang (to ring). 8. I hope (to hope) he knows what the word means (to mean). 9. I flew (to fly) over Loch Ness last week. Have you seen (to see) the Loch Ness monster? 10. I can't go out because I haven't finished (not to finish) my work.

1. Don't come into the room, it is being cleaned (to clean). 2. This book was written (to write) many years ago, but it is still read (to read) with great attention. 3. When will the castle be shown (to show) to the tourist tomorrow? 4. This museum is visited (to visit) by thousands of people every year. 5. The new bridge has been built (to built) already. 6. English is spoken (to speak) in many countries. 7. This house was painted (to paint) two years ago. 8. This bridge was being built (to build) when we moved there. 9. I don't know when the fence.. (to paint) again. 10. The film Cleopatra has been seen (to see) by millions of people since it first came out in 1963.