I've been reading the book you lent me on genetics. | | |
I've read the book you lent me on genetics. | | |
The firm gives company cars to junior managers. | | |
The firm has been giving company cars to junior managers | | |
Something has been killing the rabbits in the woods. | | |
Something has killed the rabbits in the woods. | | |
'Hi. Fiona. What a mess! Have you been decorating?' | | |
'Hi, Fiona. This room looks great! Have you decorated it?' | | |
A group of us have learnt how to play bridge. | | |
A group of us have been learning how to play bridge. | | |