B-Answer the questions. 1 What are the negative effects of brain drain on the sending countries?2.How do you think we can turn brain drain into brain gain (увеличение мозга)3.What are the negative effects of brain drain on the sending countries?C-Complete the following sentences. 1.Brain drain refers to 2.Brain drain has got push factors such as Английский язык 8 класс соч ​

Упражнение 5

1.This isn't a dragon-fly

2.I am not a shop assistant

3.Den isn't from Germany

4.it isn't a wall

5.our sisters aren't doctors

6.his uncle isn't forty-five

7.Tom and Jane aren't from Australia

Упражнение 6

1.Is Tom a tall boy?

2.are they young women?

3.are you happy?

4.Is she a doctor?

5.are they big black bears?

6.Am I at home?

7.Is it a bottle of milk?

8.is his parrot in the room?

Упражнение 7

is, am, am, are, are, are, are, am, are, is, is, isn't.

1)Pam

2)Polland

3)ten

4)yes

5)Sam and Dan

6)seven

7)yes

8)Abby

9)four

10)no

Упражнение 9

1.they are from portugal

2.Are. they are drivers

3..Is. she is an actress

4.Are. they are 31, 35 years old

5.Is. It is a caterpillar

6.Are. They are cosmonauts

7.Is. She is from America

8.Are. They are 10, 3 years old

9.is. It is a kangaroo

10.is. she is from Findland

Упражнение 10

1. is 2.are 3.am 4.is 5.isn't. 6.is 7am not 8.are 9.is 10.are