Quickly discover the many uses of . How do English speakers use two tenses to mean the same thing? Why do the rules not always apply? If we can say "I cooked dinner" and "I have cooked dinner" in exactly the same situation, how do you choose? And when is it okay to say "I'm loving it"? This comprehensive guide to the usage patterns of all 12 aspects of the English language covers all the rules and grammatical forms. is ideal as either an accompaniment to core texts or as a full self-study guide. It introduces the reader to flexible uses of the English tenses, with simple, easy-to-follow explanations, colourful examples and enlightening comparisons. Take a look inside now to see how this book can help on your journey to mastering English grammar.