put the verbs in brackets into the present simple passive ,past simple passive or future simple passive​

England and France are separated by the English Channel. In the past people and goods were transported from one country to another by ferries only. This way of transporting wasn't convenient enough so the idea to build a chanell under the sea was offered in 1802 by a French engineer. Work started at the end of the nineteenth century but was interrupted by different political and practical problems. The building was resumed in the 1980s, and the tunnel was opened on May 6, 1994. It was named The Channel Tunnel and at that time it was recognised as the longest tunnel and one of the Seven Wonders of the ...