1. Tom always (to ask) at the lessons.
2. I (to ask) at the last lesson.
3. Our country house (to finish) next year.
4. The dog (to find) by my sister yesterday.
5. This work (to do) tomorrow.
6. This text (to translate) at the last lesson.
7. These trees (to plant) every autumn.
8. Many interesting games always (to play) at our P. E. lessons.
9. This bone (to give) to my dog tomorrow.
10. We (to invite) to a concert last Saturday.

1.tom always asks at the lesson

2.i asked at the last lesson

3.our country house will finish next year

4.the dog found by my sister yesterday

5.this work will do tomorrow

6.this text translated at the last lesson

7.these trees plant every autumn

8.many interesting games always play at our pet lessons

9.this bone will give to my dog tomorrow

10.we invited to a concert last Saturday

1.yes it is. we keep there our potatoes.

2.there are 4 rooms. there are 2 rooms upstairs and 2 rooms downstairs. no, we don't.

3.my house made from bricks. no, there aren't.

4.yes, there are. no, there isn't.

5.yes it is. yes i do. 

6.the ceilings are high. yes it is.

7.yes, it is. we keep them in the big room.

8.yes, it is. 

9.yes, there are. yes, it is.

10.yes, it is.

11.the rooms are cluttered.

12.yes, we do.

13.yes, we do.

14.my father is.

15.it looks like the palace on the ourside. yes, it is.

16.no, it isn't.

17.yes, it is.

18.no, we aren't.

1)мы знаем,что он работает над проблемой космической связи. 2)если вы совершите,даже малейшую ошибку на компьютерном языке, разговор не получится, и вы обязаны начать с заново.3)читальный зал библиотеки конгресса занимает большая коллекция справочников.