6a В Какой форме стоят глаголы? 1) In this country all orbital stations from Salyut 5 onwards were used for that purpose,

1) In this country all orbital stations from Salyut 5 onwards were used for that purpose, as well as rockets. Past Simple Passive Voice. 2) Since 1976 over 600 technological experiments have been carried out on board manned and unmanned space vehicles. Present Perfect Passive Voice. 3) Preparatory work for industrial production in space at a larger scale is being carried out in Russia, the USA, Western Europe and Japan. Present Continuous Passive Voice.