Some common English idioms based on technology. Good for any lesson based on technology or science. This exercise is acceptable to use on pre-intermediates but it works best for Intermediate and Upper Intermediate.
This activity should take around 10 - 15 minutes to complete. Students can work in pairs to complete section A. You can do it as a race.
Then check the answers with the class and correct any mistakes.
Then students can work out part B alone or in pairs and then check the answers with the class.