Learn more about the benefits and drawbacks of the Internet. Complete the conversations with the correct forms of the words below.

update     false     theft     access     upset     account     benefit     download     database

A: Do you have any bicycle rental apps?
B: No, though I’ve heard about them. How do you use them?
A: Just 【小题1】 an app on your smartphone. You can find the nearest bike in the app. Just enter the bike number in the app and then you can ride it.
B: That’s cool, isn’t it? They must have to constantly 【小题2】 their 【小题3】.