Ответ:
Present Simple She swims very well. Does she swim very well? She doesn’t swim very well.
Present Continuous I am writing a letter now. I am not writing a letter now. Are you writing a letter now?
Объяснение:
Flu-infectious disease , caused by influenza virus. Presently know more 2000 variant flu. First virus of flu was found in 30 years 20th century.
Eighth, eleventh, first, fourth, hundredth, ninth, second, sixth, tenth, third. Вроде так
Have - иметь,
Have+ing - имеющий, having - имеющий