Smartphone and CDMA

Watch the following videos. Write a summary of the most important facts for each video:

Your smartphone

History of wireless

Once finished, post your summaries in your blogs.

I'LL BE BACK TOMORROW, SO REMEMBER NEXT DAY (WEDNESDAY) YOU HAVE AN EXAM ON PAST SIMPLE. WE ARE GOING TO DO THIS TEST AND THE IRREGULAR VERB TESTS (ONLY FOR STUDENTS WHO FAILED THE PREVIOUS ONE).