Learn the present perfect tense quickly and easily! This 9-minute English grammar lesson covers formation, usage, and common ...

The concept of current relevance has been referred to in many discussions of the usage of the present perfect; however it is a difficult idea to teach because it deals with factors outside the present ...

High school students who plan to take the ACT must first master a number of grammatical rules for the English section. For many students, grammar is a dreaded subject, but it is a central portion of ...

The present tense describes what's happening now. Depuis is used with the present tense to say how long something has been happening. Learn how to form sentences using the present tense. Key verbs - ...

Before means: at some unknown time before now. It does not say when. Therefore we would say: I know that chap. I've met him somewhere before. Have you been here before? ~ No, I've never been here ...