They have been using their car for lån gratis trailer five years.
The present perfect simple has a very similar use, which focuses on the result of the action, whereas the present perfect continuous focuses on the action itself.She has just left.This is especially the case with verbs such as 'live 'work' and 'study They've lived in London since 2004.I have been sitting here for two hours.(This doesn't emphasise the length of time).I've been running, so I'm really hot.
The specific words since and for are used in sentence to show the time of action.I've known him for 5 years.Download this explanation in PDF.Have you talked to Peter yet?Have you been helping them for four years?

It is used to state an ongoing action that has started at a point in the past.
Unfinished activities Present perfect continuous is used with for, since, and How long?