What five discoveries and inventions do you think were most important for the we live now? Write past passive sentences. Use the Internet! An electric current was produced by Alessandro Volta in 1800 срачно нужно
Дождь шёл уже три часа=It HAS ( дождь-это 3л.ед.ч.) been raining for three hours. Употребили Present Perfect Continuous потому, что действие длительное, началось в часа назад) и ещё совершается в настоящем времени(либо только что закончилось, но результат виден) Не подходит Past Perfect Continuous, потому что для этого времени необходимо условие:другое действие, наступившее в момент, либо сразу по завершении первого. Пример: если бы мы сказали, что Дождь шёл уже три часа(длительное действие в начавшееся раньше другого действия), когда я решил пойти домой(другое действие в наступившее в момент совершение первого).-вот в этом случае более длительное действие следовало бы употребить в Past Perfect Continuous
1. (what/ languages are/ spoken in the UK?) 2.( this envelope was/ delivered/ by Express service/ yesterday) 3. (a very important/ evidence/ was found/ at a crime scene) 4. (the lectures/ on crime detection/ are given / by the experienced investigator 5. (spots events/ were shown/ on TV/ yesterday) 6. ( the law/was adopted/ by Duma/yesterday) 7.( I/was invite/ to the theatre/ by my friend/ last weekend) 8. (Are we/allowed / to park here?) 9.( how/ is this word/ pronounced?) 10.( three people/ were injured/ in the accident) 11.( how/ were these windows/ broken?) 12.( Have many accidents/ been caused/ by dangerous/ driving ?)
first computer was invented by Konrad Zuse in 1941
first telephone was invented by P. M. Golubitsky in 1876
first liquid corrector for paper was invented by Bett Nesmyt in 1956
first glasses were invented by Salvino Armati in 1284
first trousers were invented by Jacob Davis and Levay Strauss in 1873