As well is an adverb which means ‘also’, ‘too’ or ‘in addition’. We usually use as well at the end of a clause: We look forward very much to seeing you again and to meeting your wife as well. She has invited Jill as well as Kate.

Also, as well and too are adverbs and mean ‘in addition’. Also is commonly used in writing, but is less common in speaking. Also occupies different positions in a sentence. We use also in front position to emphasise what follows or to add a new point or topic: