1. assignment no.9

2. contents 1. Introducing skype 2. What we can do using skype 3. Comparison

3. Today, I introduce…

4. What we can do using skype ①Call ②Video talk ③Chat ->We can express ourselves through voice, words and screen.

5. Comparison skype We can use it whenever we like. However, the number of partners we interact with is less than those of presentation.(openness)