Ответ:

1 +

2 is boiling

3 is triing

4 What are they talking about?

5 +

6 It is getting late.

7 +

8 I am coming.

9 +

10 He always gets

11 They always argues.

Объяснение:

1. Water boils at 100 degrees Celsius => correct

2. The water boils. Can you turn it off? => is boiling

3. Look! That man tries to open the door of your car. => is trying

  ( "tries" это видоизменённая форма Present Simple от глагола "try";

     НО: tries это форма от ' try ' к которой добавили -es по причине: глагол стоит с местоимением he/she/it, если бы стоял с you/are/we/they/I имел бы форму ' try ' )

4. Can you hear those people? What do they talk about? => are they talking

5. The moon goes round the earth in about 27 days. => correct

6. I must go now. It gets late.  => is getting

7. I usually go to work by car.  => correct

8. ‘Hurry up! It’s time to leave.’ ‘OK, I come.’  => I’m coming

9. I hear you’ve got a new job. How do you get on?  => are you getting

10. Paul is never late. He’s always getting to work on time.  => He always gets

11. They don’t get on well. They’re always arguing. => correct