Thereis/are (exercises)
https://englishweb.ru/grammar/there-is-there-are-exercises.html
Сообщения
When do we do it?
https://wordwall.net/ru/resource/33241702/when-do-people-do-this-prepositions-of-time
Present simple. Test
https://nsportal.ru/shkola/inostrannye-yazyki/angliiskiy-yazyk/library/2017/05/24/present-simple-test
