4.05 Be Polite
backUnderstand /11
4.5.10 New Words
Since and ago
Since: From a time, until now.
Ago: Back in time from now.
Since last year I have been smarter. A year ago I was not that smart.
Since he went to the shop we haven't seen him. He left an hour ago.
Since she has used makeup she looks like her mother. Two months ago she didn't use makeup.
- What has happened to you since your last birthday?
- What happened to you a year ago?