Не is to go to the Far East on business.When are we to visit the laboratories of the Institute?He has to investigate a series of accidents that have occurred in the locality during the last three months.We had to find a safe place for the pictures.I shall have to take a local train.You should follow all the important scientific researches in your field.He was allowed to use the mobile equipment.You needn't keep your activities in secret.You can see this old film in one cinema only.The talks were to be attended by the representatives of fifteen European countries.
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.