)напишите всё по действиям)автомобиль при разгоне за 10 секунд приобретает скорость 54 км/ч. определить ускорение автомобиля. )

1)

1. if he were not such an outstanding actor he wouldn't have so many admirers.

2. if you give me your address. i shall write you a letter.

3. if my sister doesn’t go to the south, we will spend the summer in st. petersburg together.

4. i should be delighted if l had such a beautiful fur coat.

5. if he had worked hard, he would have achieved great progress.

6. if it is not too cold, i shall not put on my coat.

7. i would have written the composition long ago if you had not disturbed me.

8. if he didn't read so much, he would not be so clever.  

2)

1) this letter was received after his depature.  

2) have you ever been attacked by dogs?

3) honey is gathered from flowers by bees.

4) the ship was driven against the rock by the storm.

5) the book was published by him last year.

6) these clothes are used by us only on special occasions.