Explaining grammar is something that, if you are anything like us, will make you break out into a cold sweat. But it doesn’t have to be like this. First of all, grammar is best understood by seeing how it affects meaning – in other words, by looking at grammar in the context of meaningful language. Secondly, some aspects of grammar can be seen. Take a look at these tense timelines (from our teacher toolbox) to see how different tenses work.