I Answer the questions: 1. Where is Sakhalin island located?
2. What is the height of the highest peak?
3. Where does the Tym-Poronaisk valley lie?
4. What is Sakhalin's climate like?
5. What is the lowest temperature in winter?
6. What affects the climate?
7. How does the climate vary?
8. What types of plants are listed in the “Red Book” of rare species?
9. How many types of birds are considered rare?
10. Where does the West Gray Whale spend summer?
11. What is the population of Sakhalin like?
O

Choose the right variant using the Present Perfect, the Past Simple or the Past Continuous Tense.

1. While I was waiting for him to call up, he was having a good time in the bar. 2. She (wrote) this exercise yesterday at 8 o'clock. 3. He (invited) me to the party yesterday. 4.1 (have passed) my exam in history today. 5. He (read) a book two days ago. 6. They (saw) this film last week. 7. She (was painting) the picture when I came. 8.1 (was making) my report when you entered the hall. 9. They (were learning) the new words yesterday from three till seven. 10. It (has rained) this week. 11. She (was having) a bath at seven o'clock last night. 12. She (has washed) dishes already. 13. They (were having) supper when the telephone rang. 14. I (haven't met) you for ages. 15. Last summer he (went) to the Caucasus.

Объяснение:

Не знаю правильно или нет

1. This cup is dirty. These cups are dirty.

2. That biscuit was tasty. Those cups were tasty.

3. This hotel is very expensive but it's very nice. These hotels are very expensive but they are very nice.

4. There is a children's playground in the park. There are children's playgrounds.

5. That is a new supermarket in our town. Those are new supermarkets in our town.

6. It's a delicious lemon pie for dessert. There are delicious lemon pies for dessert.

7. It's a nice cotton dress for my niece. There are nice cotton dresses for my niece.

8. This man is an engineer. These men are engineers.

9. That woman is my sister. Those women are my sisters.

10. This child is my son. These children are my sons.

11. That goose is big. Those geese are big.

12. This mouse is white. These mice are white.

13. This man is a doctor. These men are doctors.

14. That woman is my cousin. Those women are my cousins. She is a teacher. They are teachers.

15. That girl is my niece. Those girls are my nieces

Объяснение: