помогите с английским срочно дам 20пунктов 3 номера нужно A B и 2

Russia accounts for one fourth of the global forest cover, with its forests being not only a national treasure, but also global value of paramount importance.
The conservation and habitat value of Russian forests is very high. Temperate and boreal forests comprise a major stabilizing element of natural landscapes. They also protect soil against erosion, and perform such functions as resource conservation and water regulation and water regulation. Forests are called ‘the lungs of the planet’: they act as a sing for carbon dioxide and a source of oxygen.

Например: My friend; car - My friend's car.
l. This girl; pen.
2. His sister; friend.
3. My brother; dress.
4. Your father; house.
5.Her son; wife.
6. The boy; ball.

59. Закончите предложения. Употребите: I, me, we, us, you, he, him, she, her, they, them:
1. I don’t know those girls, do you know them?
2. I don’t know that man, do you know him?
3. I don’t know these people, do you know them?
4. I don’t know Fred’s wife, do you know her?
5. Jane and I were at college with you, do you remember us?
6. I’m talking to you, please listen to me!
7. The photos are nice, do you want to look at them?
8. I don’t like dogs, I’m afraid of them
9. Do you know that man? – Yes, I work with him
10.Who is that woman? Why are you looking at her?

67. Употребите "there is" или "it is".
1) … always much snow in this country in winter.
2)… snowing hard.
3) … too much sugar in the tea.
4) Don't buy this jacket, … very dark.
5) Let's go out! … getting dark.
6) … a dark street, and in that dark street … a dark gloomy house.
7)… nothing you can do about it.
8)… already late and … nobody in the office to solve your problem.
9)… sunny but … a strong wind.
10)… very kind of you.

68. Вставьте there is/there are
1)… many new pictures on the wall.
2)… a plate on the table.
3)… many students at your institute?
4)… five theatres in your town.
5)… a park in front of our house.
6)… many desks in the classroom.
7) … many students in the hall.
8) … somebody in the next room.
9) … many interesting articles in this magazine
10)… a cat in the window.
11) … a lot of people at the stadium.
12) … something on the shell.
13)… several empty seats in the room.
14) How many students … in your group?

69. Ответьте на вопросы, используя конструкцию there is/there are и данные в скобках подсказки.
1. How many desks are there in your classroom? (six)
2. Is there a blackboard in your classroom?
3. Where is the blackboard?
4. How many windows are there in your classroom?(three)
5. Are there any pictures in your classroom?(some)
6. Where are the pictures?(on the walls)