Good morning, everyone! Today, we're going to tackle one of the most common and important distinctions in English grammar: the difference between the Present Perfect Continuous (I have been doing) and ...

To play this video you need to enable JavaScript. Do you have a question you want us to answer? You can send us your questions to learning.english@bbc.co.uk 1. The present perfect simple emphasises ...

To play this video you need to enable JavaScript. Do you have a question you want us to answer? You can send us your questions to learningenglish@bbc.co.uk 1. We can use both present perfect and past ...