Choose the correct form: Russian .....by many millions of people. are spokenis spokeis spokenChoose the correct form: The letter .....a week ago.is sentwas sentwere sentChoose the correct form: English and French ....in many schools.is teachare taughtis taughtChoose the correct form: Our room ..... next morningwill be cleanedwill cleanwas cleanedChoose the correct form: The apples .... at the supermarket last Sunday.were boughtwas boughtwere buy​