Ответ:

1 If Peter comes to my place we will go to play in the yard.

2 If Peter does not come to my place, I will watch TV.

3 If Frank's parents have their holidays in summer, they will go to the seaside.

4 If they have their holidays in winter, they will stay at home.

5 If the fog thickens, Harold will put up the tent for the night.

6 When I finish my work, I will go to the cinema.

7 We will buy this book as soon as our mother gives us some money.

8 When we come to your place you will show us your present.

9 I will return you your ring when you ask me.

10 Wait for my friend until he comes from the shop.

11 My father had started writing before the sun rose.

12 As soon as you finish your study I will present you a new flat.​

Объяснение:

11 предложение, я выполнил не по заданию. Там связка past perfect и past simple. Уточни когда будешь сдавать.