When do you use a present perfect?
- You use the present perfect if something has started in the past but is still going on in the present..I have lived in Groningen since 1998 (so you still live there)
-To talk about experiences or events of which the result is still noticeable.
I can't find my keys. I have lost them.
Look! She has broken her leg.
So far, I haven’t heard from him.
I have never been to London.