Поставьте глагол в правильную форму (presents simple или past simple), (active или passive):
1) Water can (separate) from the dissolved substances by distillation.
2) Chemistry’s origin (go back) to ancient times.
3) The first instrument for measuring temperatures (invent) by Celsius.
4) Water (boil) at the temperature of 100°C.
5) My friend (admit) to the University last year.
6) My friend often (receive) letters from his grandparents.

1.

1) Sasha saw the cartoon “Shrek” yesterday.

2) I met with him at the market last week.

3) He helped them with their school project last week.

4) Tony was in New-York last month.

5) They were not at school last Sunday.

6) He didn't do his homework.

7) My dad didn't finish work at 8 o’clock yesterday.

8) His shoes were old.

9) Was she at school yesterday? -No, she was not.

10) Where was Sony last summer? -She was at the Black Sea.

2.

1. I didn't drive a car yesterday.

2. You didn't buy the flowers yesterday.

3. He didn't come back home

4. She didn't clean her room last Friday.

5. I was not at home the day before yesterday.

Объяснение:

1. The person who sings is a singer. 2. The person who plays in films is an actor 3.The person who helps people when they are ill is a doctor. 4. Buckingham Palaceis the London home of the queen. 5. The capital of the United Kingdom is London 6. At science lessons pupils do experiments and learn about nature. 7. Do you speak English? 8.Let's arrange a picnic at the weekend. 9.They are a typical Russian family: a father, a mother, two children.  10.There are many endangered animals all over the word: the African elephant, the giant panda, the black rhino and others.

Объяснение: