( Это ещё вчера надо было сделать =______| )

1 yours

2 his

3 hers

4 ours

5 yours

6 theirs

Объяснение:

1. They have been to London.  They were in London in 2005.
2. She has been to South Africa. She was in South Africa two years ago.
3. I have been to Wales. I was in Wales last year.
4.He has had  breakfast. He had breakfast ten minutes ago. 
5. We have finished the work. We finished the work an hour ago.
6. He has cleaned his room. HE cleaned his room last Saturday.
7. They have built a house. They built a house last month.
8. She has come  She came a minute ago.
9 We  have invited him.  We invited him on Wednesday.
10We have bought a present for Granny. We bought a present for Granny yesterday. 

Make questions. Give short answers.
-...Does it snow..in December?
-Yes,...it does(It usually snows in December.)
-Is it raining now?
-Yes,..it is(It is raining.)
-...Was it coldyesterday?
-Yes,it was(It was cold yesterday.)
-Is the weather coldtoday?
-Yes,it is(The weather is cold today.)
-Did it often rainlast week?
-Yes,...it did(It often rained last week.)
-Will it snowtomorrow?
-Yes,..it will(It will snow tomorrow.)
-Is it usually windyin February?
-Yes it is(It is usually windy in February.)
-Were the days frosty?
-Yes,they were(The days were frosty.)
-did it often snowlast week?
-Yes,it did(It often snowed last week.)
-Was there a lot of snowin the park?
-Yes,..it was ..(There was a lot of snow in the park.)

1.while she was playing the piano, I was writing a letter.2.he was going  to the university, when i met her.3.Our friends were  discussing something when we interrupted them.4.My mother was  watching TV, when I came into the room.5.I haven't seen him since he  moved to his newflat.6.When I was looking out of the window, I saw that it was raining hard and people were  hurrying along the street.7.We were leaving the  house, when the telephone rang.8.I was sitting on the river bank , when my friends joined me.9.When I came up to him, he was speaking to his friends.10.We met her when she was walking home.11.When she  entered the room ,I was standing at the window.12.When we  entered the room he was  smoking  and  speaking to his friends.13.I was watching TV when somebody knocked at the door.14.What were you  doing ,when I rang you up yesterday?15.Her son was cooking dinner, when she came home. 16.She was  watering the flowers, while her husband was watching TV