поставьте глаголы в правильную форму

They ____ the details of an internation project now.

a) discussed ; b) will discuss ; c) are discussing

What ___ British people ___ the national flag ?

a) does .... call

b) do .... call

c) are calling 

Everybody __ that the Queen is the most popular symbol of the UK 

a) knows

b) has known

c) knew 

СПАСИБО!! ЖЕЛАТЕЛЬНО К СЕГОДНЕШНЕМУ ДНЮ!!!