Make the sentences passive. Use by where necessary.
1 Karl Benz built the first motor car in 1885
2 Engineering works have caused a lot of delays
3 They'll probably search your bags at customs
4 The guard had already directed us to platform 4
5 A lot of commuters use this train
6 They've recently increased the price of rail tickets
7 Somebody left this bag on the plane

1. it takes me twenty minutes to get to school. yesterday it took (me) forty minutes to get there. 2.it takes us five minutes to wake him up. yesterday it took (us) twenty minutes to do that. 3. it takes them ten minutes to get to the swimming pool. last sunday it took (them) five minutes.4. it usually takes you an hour to do your homework. i am sure tomorrow it will take (you) two hours. 5. it takes me an hour to get to the theatre. what about you? how long does it take (you) to get there?   6. it took me two hours to do the exercise. what about you? how long did it take (you) to do it? 7. i am sure it will take me a month to read the book. what about you? how long will it take (you) to do it? 8. it takes me ten minutes to wash up. what about you? does it take (you) ten minutes or more to wash up? 9. last year it took me three hours to do my homework. what about you? did it take you three hours or more to do your homework last year?

1. if i were sixteen, i would have got a job to save up money for travelling.    2. if i could travel every summer, i would have visited several asian countries.  3. if i were depressed as you are, i would have tried to get some help.4. if you tried your chance, you might have won the competition.    5. if he were invited to this party, he would have enjoyed it.  6. if i lived in new zealand, i would have tried to learn how to surf.  7. if they could speak all european languages, they would have been polyglots. 

Унас есть немного яиц, но у нас нет курицы. у нас есть немного молока, но у нас нет мороженого. у нас есть немного морковки , но нам нужны яблоки и немного бананов.