The worksheet can be used as a warmer at any lesson on technology or serve a grammar purpose for practicing: 1) passive voice (FM Radio was invented in 1933. Television had been invented before first FM Radio appeared.) 2) Past perfect (peopl ...
The worksheet can be used as a warmer at any lesson on technology or serve a grammar purpose for practicing: 1) passive voice (FM Radio was invented in 1933. Television had been invented before first FM Radio appeared.) 2) Past perfect (peopl ...