used to
18 Sep 2015
Uses of For, Since and Ago

Uses of For, Since and Ago For, since and ago are used to talk about time. For is used to indicate a period of time. It is often used with the Present Perfect.
14 Sep 2015
Uses of Used to and Be Used to

Uses of Used to and Be Used to Used to: an action or habit that was common in the past but not anymore. Be used to: being accustomed to something. It is not unusual anymore.