александр македонский в каких годах жил

Поставить глаголы  в Present Simple либо в Present Continuous.

Объясните, пожалуйста, вот есть глаголы-исключения, которые не видоизменяются от времени. А в какой форме их тогда писать?

6. A: This dress ... (not/ fit) me any more.

    B: Why don't you buy a new one?

7. A: Your perfume ...(smell) nice. What is it?

    B: It's a new perfume called Sunshine.

8. A: What is Jane doing?

    B: She ...(smell) the flowers in the garden.

9. A: What ... (you/look) at?

    B: Some photos I took during my holidays. They aren't very good, though.

10. A: You ... (look) very pretty today.

      B: Thank you. I' ve just had my hair cut.

16. A: He ...(be) very quiet today, isn't he? 
      B: Yes, I think he has some problems.

17. A: Would you like some cherries?
      B: Yes, please. I ... (love) cherries. They're my favourite fruit.

18. A: I'm sorry, but I ...(not understand) what you mean. 
      B: Shall I explain it again?

19. A: The children are making lots of noise today.
      В: I know, but they ...(havе) fun.

20. A: This cake... (taste) awful.
      В: I think I forgot to put the sugar in it!

ребят помогите написать краткий ответ к вопросу
Nobody has come, _____ ?