1)
1. When I walked into the busy office, the secretary was talking on the phone with a customer, several clerks were busily working at their desks, and two managers were quietly discussing methods to improve customer service.
2. I was watching a mystery movie on TV when the electricity went out. Now I am never going to find out how the movie ends.
3. Sharon was in the room when John told me what happened, but she didn’t hear anything because she wasn't listening.
4. It’s strange that you called because I just thought about you.
5. The Titanic was crossing the Atlantic when it stroke an iceberg.
6. When I entered the bazaar, a couple of merchants were busily bargaining and trying to sell their goods to naive tourists who were hunting for souvenirs. Some young boys were leading their donkeys through the narrow streets on their way home. A couple of men were arguing over the price of a leather belt. I walked over to a man who was selling fruit and bought a banana.
3)
A: I want to go for a walk this afternoon. Do you want to come?
B: Yes! I must have something to eat first, though. I’m really hungry.
A: Jamie might come too. He hasn’t decided yet.
B: OK. Are you going for a long walk?
A: I don’t know. We needn't go very far if you don’t want to.
B: OK. I mustn’t get back too late as I’ve got some work to do.
A: That’s fine. I ought to do some work too. But let’s go for a walk first!
4)
1. I thought that you was arriving at some decision.
2. We did not remember that he repeating that speech from memory.
3. He believed that a fine memory is absolutely necessary for that post.
4. I did not know if you had appled for this job.
5. They said they are working 7 hours a day.
6. He promised that he will have gave a lecture in near future.
7. I did not know how my bag it disappearing.
8. The teacher said he will call on the students in alphabetical order.
9. Did she say that there have been a lot of mistakes in your composition?
10. Did she find out that he will coming late at night?
11. She asked me if I get on well with my classes.
12. I was sure that his brother leaving home.
13. She discovered that we will be takening by surprise.
14. Did they decide that they will have leaving for Kyiv?
5)
1) If I'm free tomorrow night, I will go to the concert.
2) He says he will look in to see us before he leaves ourtown.
3) Jane will stay at home until she feels better.
4) When will you visit your grandma?
5) When my brother finishes school he will go to college.
6) I will tell you as soon as I know.
7) I'd like to know when Dan is back
8) Give my love to Laura if you see her.
9) I won't know when she takes her exam.
10) I don't think we will finish our work in time unless you help us.
11) I will give you my bike for tomorrow providing you will bring it after tomorrow.
12) Mother says we will have dinner after she unpacks our things
13) Don't get off the train until it stops.
14) You may take this book so long as you don't keep it too long.
15) Your boss will give you the day off on condition that you will work.