--What do you often do _____ classes to relax yourselves?--We often do eye exercises ,listen to music or do some running around the school.
–What are the rules? –We must keep our hair _______, and we must wear the school uniform.
Jill and Anna were tired, but _______ of them stopped to have a rest.
Which of the following signs can we most probably see in a museum?
–_______ is it from here to the airport? –About forty kilometers.
–Will the air in our city get cleaner? –_______. Everybody likes clean air.