This goes together with my PowerPoint Presentation on gadgets (see portfolio), or you could use this on its own as a lead in. The students learn vocabulary on old gadgets and practice answering wh- questions. The end goal of the lesson is to make them use "had to". 
Solutions are:
Blackberry phone, Walkman, VCR player, typewriter, telegraph. 
In the last exercise, the students must create sentences using "had to", such as: To listen to music while walking, people had to use Walkmans.

old-gadgetshad-to-worksheet-pre-intermediate-intermediate_156820.docx

Old gadgets/"had to" worksheet, pre intermediate-intermediate.

old-gadgetshad-to-worksheet-pre-intermediate-intermediate

Let's do English ESL vocabulary flashcards and dominoes. This goes together with my PowerPoint Presentation on gadgets (see portfolio), or you could use this on…