A four-level course to help students learn the most useful grammar and academic writing, perfect for grammar classes with a strong ... The grammar presented is based on the grammar of written and ...

Raymond Murphy's best-selling reference and practice book for learners of English at elementary (A1-B1) level. Perfect for self-study, but also ideal for supplementary grammar activities in the ...

Whether teaching or learning the present perfect, it is often useful to present the two verb aspects in a contrastive way. Compare the following: 'Dick Francis has been writing novels since 1957.

Sometimes you can use either the future perfect or the future perfect continuous. We use the future perfect continuous when we want to emphasise the continuous nature of an action. In June I’ll ...