Skybe

Skybe is a program for many kinds of systems such as windows, ios , android... etc . This program uses the internet for calling another users. You can call a video calls or texting your friends. But if you didn't have internet you can call without internet by paying for the call . It's now the most popular app for calling using the internet.

Mechanics: Example

My name is mohammad. I have two brothers. I am working in my office. My brother is working with me. My brother is a nice man. I like to drink a lot of water.

Language use

My name is Ahmad. I am working in my office. I like to drink a lot of water. I have two brothers .My brother is working with me. My brother is a nice man.

Instagram

Instagram is an online mobile photo-sharing, video-sharing and social networking service that enables its users to take pictures and videos, and share them on a variety of social networking platforms, such as Facebook, Twitter, Tumblr. Originally, a distinctive feature was that it confined photos to a square shape, similar to Kodak Instamatic and Polaroid images, in contrast to the 4:3 aspect ratio typically used by mobile device cameras. In August 2015, version 7.5 was released, allowing users to post photos captured in any aspect ratio. Users can also apply digital filters to their images. The maximum duration for Instagram videos is 15 seconds.Instagram was created by Kevin Systrom and Mike Krieger, and launched in October 2010 as a free mobile app. The service rapidly gained popularity, with over 100 million active users as of April 2012 and over 300 million as of December 2014.

Snapchat

 Snapchat is a video messaging application created by Evan Spiegel, Bobby Murphy, and Reggie Brown. Using the application, users can take photos, record videos, add text and drawings, and send them to a controlled list of recipients. These sent photographs and videos are known as "Snaps". Users set a time limit for how long recipients can view their Snaps (as of September 2015, the range is from 1 to 10 seconds), after which Snapchat claims they will be deleted from the company's servers.According to Snapchat, in May 2014 the app's users were sending 700 million photos and videos per day, while Snapchat Stories content was being viewed 500 million times per day. 

Whatsapp

Whatsapp is a app for many kinds of phones and  and systems such as ios , android, windows phone , blackberry 10 ..etc . The app was found by Brian acton and jan koum in 2009 . Whatsapp was acquired by Facebook on February 19 2014 for 16 billion $ . The app uses the internet to send text , photo , videos , user location, and audio media messages for other users using the same app . Whatsapp is now the most popular app for sending messages an photos .. Etc . 

Vocabulary

       Friends play a great role in our lives. They effect our lives negatively or positively . We should choose them very carefully. First, we can look at his behavior. After that, we can look at his activities. It is very important to do something together. We must beware of people who has bad habits such as lying, smoking.