Verified answer

a.

1. Close the door.

2. Listen and repeat.

3. Open your books, please.

4. Work in pairs.

5. Answer the question.

6. Turn off your mobile.

7. Look at the board.

8. Go to page 94.

b.

1. I don't know.

2. How do you spell it?

3. I don't understand.

4. Sorry, can you repeat that, please.

5. Excuse me, what's 'vacaciones' in English?

6. I can't remember.

c.

Слова с отличающимся гласным звуком:

North - [nɔːθ]

South - [saʊθ]

Asia - [ˈeɪʒə]

do - [duː]