The determiners both, either and neither are often confused. Both means this and that. Either means this or that. Neither means not this and not… Continue reading

We use ‘if’ to express a condition – something that must happen first so that something else can happen. Unless has a similar meaning to… Continue reading

Because is a conjunction. It is followed by a clause. Because of is a preposition. It is followed by a noun or noun equivalent. These words… Continue reading

Both the simple past and the present perfect are used to talk about finished actions and situations. However, there is an important difference between them.… Continue reading