Everyone has an opinion on cell-phones, making this a great topic for advanced level students.
This theme worksheet has vocabulary exercises, a brief reading plus lots of discussion questions. There is also practice of scanning and summarizing text.
The third conditional (If I had...I would have...) can be a difficult structure for advanced students.
'Titanic' is an ideal worksheet for realistic practice. What would have happened if Titanic had been going more slowly? What would they have done? Get your students to tell you!